Optical modulator
US-2026086416-A1 · Mar 26, 2026 · US
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Tanaka Hajime patents
Tanaka Hajime is listed as an inventor on 29 patents in our database. Major assignees and classification codes are summarized below.
| Metric | Value |
|---|---|
| Inventor | Tanaka Hajime |
| Total patents | 29 |
| First publication | Jul 30, 2015 |
| Latest publication | Mar 26, 2026 |
Notable patents
Publications ranked by popularity score, then publication date.
Optical modulator
US-2026063964-A1 · Mar 5, 2026 · US
Cooling device
US-12449492-B2 · Oct 21, 2025 · US
Light modulator
US-12326643-B2 · Jun 10, 2025 · US
Optical semiconductor element and method of manufacturing optical semiconductor element
US-2025076591-A1 · Mar 6, 2025 · US
Optical modulator and method of manufacturing an optical modulator
US-2024419048-A1 · Dec 19, 2024 · US
Cooling device
US-2024077553-A1 · Mar 7, 2024 · US
Light modulator
US-2023057015-A1 · Feb 23, 2023 · US
Radio frequency amplifying device and magnetic resonance imaging apparatus
US-11585879-B2 · Feb 21, 2023 · US
Radio frequency amplifying device and magnetic resonance imaging apparatus
US-11378633-B2 · Jul 5, 2022 · US
Recent patents
Latest publications not already listed above.
Optical modulator
US-11353728-B2 · Jun 7, 2022 · US
Spot size converter and manufacturing method of the same
US-11215757-B2 · Jan 4, 2022 · US
Radio frequency power supply and magnetic resonance imaging apparatus
US-11047937-B2 · Jun 29, 2021 · US
Optical modulator
US-11048140-B2 · Jun 29, 2021 · US
Radio frequency amplifying device and magnetic resonance imaging apparatus
US-2021063513-A1 · Mar 4, 2021 · US
Optical modulator
US-2021055622-A1 · Feb 25, 2021 · US
Spot size converter and manufacturing method of the same
US-2021018682-A1 · Jan 21, 2021 · US
RF circuit, MRI apparatus, and method of monitoring RF pulse power
US-10794969-B2 · Oct 6, 2020 · US
Optical modulator
US-2020192132-A1 · Jun 18, 2020 · US
Multimode interferometer, Mach-Zehnder modulation device
US-10606143-B2 · Mar 31, 2020 · US
Radio frequency amplifying device and magnetic resonance imaging apparatus
US-2020088816-A1 · Mar 19, 2020 · US
Honeycomb structure
US-10562015-B2 · Feb 18, 2020 · US
Radio frequency power supply and magnetic resonance imaging apparatus
US-2020003853-A1 · Jan 2, 2020 · US
Rf circuit, mri apparatus, and method of monitoring rf pulse power
US-2019250225-A1 · Aug 15, 2019 · US
Honeycomb structure
US-10232299-B2 · Mar 19, 2019 · US
Multimode interferometer, mach-zehnder modulation device
US-2018373114-A1 · Dec 27, 2018 · US
Honeycomb structure
US-2017282164-A1 · Oct 5, 2017 · US
Honeycomb structure
US-2016074800-A1 · Mar 17, 2016 · US
Tire lubricator device
US-2015209816-A1 · Jul 30, 2015 · US
Major assignees
Companies most often associated with this inventor's publications.
| Assignee | Patents |
|---|---|
| Sumitomo Electric Industries | 14 |
| Canon Medical Systems Corp | 10 |
| Ngk Insulators Ltd | 4 |
| Kobe Steel Ltd | 1 |
Top CPC classifications
Most common classification codes across this inventor's patents.
| CPC | Patents |
|---|---|
| G01R33/3614 | 10 |
| G02F1/212 | 9 |
| G02F1/2257 | 7 |
| G02F1/025 | 6 |
| G02B6/1228 | 5 |