Method for producing sheet prepreg, method for supplying fiber raw material, and sheet prepreg
US-2025346005-A1 · Nov 13, 2025 · US
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Samejima Tadao patents
Samejima Tadao is listed as an inventor on 41 patents in our database. Major assignees and classification codes are summarized below.
| Metric | Value |
|---|---|
| Inventor | Samejima Tadao |
| Total patents | 41 |
| First publication | Apr 23, 2015 |
| Latest publication | Nov 13, 2025 |
Notable patents
Publications ranked by popularity score, then publication date.
Manufacturing method of carbon fiber sheet molding compound and manufacturing apparatus of a carbon fiber sheet molding compound
US-2025297416-A1 · Sep 25, 2025 · US
Method for manufacturing SMC
US-12319017-B2 · Jun 3, 2025 · US
SMC manufacturing method
US-12179388-B2 · Dec 31, 2024 · US
Method for producing fiber-reinforced resin molding material, and apparatus for producing fiber-reinforced resin molding material
US-12023876-B2 · Jul 2, 2024 · US
Method for Producing Sheet Molding Compound, Dispersion Roller Device, and Apparatus for Producing Sheet Molding Compound
US-2024181678-A1 · Jun 6, 2024 · US
Sheet Molding Compound Production Method and Fiber Mat Deposition Device
US-2024141569-A1 · May 2, 2024 · US
Method and apparatus for producing fiber-reinforced resin molding material
US-11919255-B2 · Mar 5, 2024 · US
Sheet Molding Compound Production Method, Carbon Fiber Mat Deposition Apparatus, and Sheet Molding Compound Production Apparatus
US-2023390967-A1 · Dec 7, 2023 · US
Fiber-reinforced resin material molding, method for manufacturing fiber-reinforced resin material molding, and method for manufacturing fiber-reinforced resin material
US-11660783-B2 · May 30, 2023 · US
Recent patents
Latest publications not already listed above.
Method and device for manufacturing fiber-reinforced resin molding material
US-11643513-B2 · May 9, 2023 · US
Method and apparatus for producing fiber-reinforced resin molding material
US-2023050464-A1 · Feb 16, 2023 · US
SMC Manufacturing Method
US-2023020921-A1 · Jan 19, 2023 · US
Method for Manufacturing SMC
US-2023021189-A1 · Jan 19, 2023 · US
Method and apparatus for producing fiber-reinforced resin molding material
US-11518116-B2 · Dec 6, 2022 · US
Smc manufacturing method
US-2022347890-A1 · Nov 3, 2022 · US
Method and apparatus for producing fiber-reinforced resin molding material
US-2021245448-A1 · Aug 12, 2021 · US
Method for manufacturing fiber reinforced resin material and apparatus for manufacturing fiber reinforced resin material
US-2021213716-A1 · Jul 15, 2021 · US
Method for manufacturing fiber-reinforced resin molding material, and device for manufacturing fiber-reinforced resin molding material
US-2021086404-A1 · Mar 25, 2021 · US
Fiber-reinforced resin material molding, method for manufacturing fiber-reinforced resin material molding, and method for manufacturing fiber-reinforced resin material
US-2021078207-A1 · Mar 18, 2021 · US
Fiber-reinforced resin material molding, method for manufacturing fiber-reinforced resin material molding, and method for manufacturing fiber-reinforced resin material
US-10933563-B2 · Mar 2, 2021 · US
Producing device and producing method for chopped fiber bundles, producing device and producing method for fiber-reinforced resin forming materials, cutting blade for carbon fiber bundles, and rotary cutter for carbon fiber bundles
US-10927479-B2 · Feb 23, 2021 · US
Method for producing fiber-reinforced resin molding material, and apparatus for producing fiber-reinforced resin molding material
US-2021017670-A1 · Jan 21, 2021 · US
Method for manufacturing fiber-reinforced resin molding material, and device for manufacturing fiber-reinforced resin molding material
US-10889025-B2 · Jan 12, 2021 · US
Method and device for manufacturing fiber-reinforced resin molding material
US-2020277455-A1 · Sep 3, 2020 · US
Prepreg and method for producing same
US-10647828-B2 · May 12, 2020 · US
Preform production apparatus and preform production method
US-2019134928-A1 · May 9, 2019 · US
Method for manufacturing fiber reinforced resin material and apparatus for manufacturing fiber reinforced resin material
US-2019016102-A1 · Jan 17, 2019 · US
Fiber-reinforced resin material laminate and manufacturing method for same
US-2018354243-A1 · Dec 13, 2018 · US
Fiber-reinforced resin material molding, method for manufacturing fiber-reinforced resin material molding, and method for manufacturing fiber-reinforced resin material
US-2018257265-A1 · Sep 13, 2018 · US
Major assignees
Companies most often associated with this inventor's publications.
| Assignee | Patents |
|---|---|
| Mitsubishi Chem Corp | 35 |
| Mitsubishi Rayon Co | 6 |
| Samejima Tadao | 2 |
| Tatsuno Hiroto | 1 |
| Sumioka Kazuhiro | 1 |
Top CPC classifications
Most common classification codes across this inventor's patents.
| CPC | Patents |
|---|---|
| B29B15/122 | 32 |
| B29K2307/04 | 22 |
| B29C70/504 | 17 |
| C08J5/042 | 15 |
| B29C70/12 | 14 |