Iwaya Masao is listed as an inventor on 22 patents in our database. Major assignees and classification codes are summarized below.
| Metric | Value |
|---|---|
| Inventor | Iwaya Masao |
| Total patents | 22 |
| First publication | Feb 5, 2015 |
| Latest publication | Jun 17, 2025 |
Publications ranked by popularity score, then publication date.
US-12330123-B2 · Jun 17, 2025 · US
US-11621422-B2 · Apr 4, 2023 · US
US-2023099980-A1 · Mar 30, 2023 · US
US-11524265-B2 · Dec 13, 2022 · US
US-11491447-B2 · Nov 8, 2022 · US
US-11094934-B2 · Aug 17, 2021 · US
US-2021154622-A1 · May 27, 2021 · US
US-2021083275-A1 · Mar 18, 2021 · US
US-2020411828-A1 · Dec 31, 2020 · US
US-2020230925-A1 · Jul 23, 2020 · US
Latest publications not already listed above.
US-10703951-B2 · Jul 7, 2020 · US
US-2020094195-A1 · Mar 26, 2020 · US
US-2019334175-A1 · Oct 31, 2019 · US
US-2019112417-A1 · Apr 18, 2019 · US
US-2019036094-A1 · Jan 31, 2019 · US
US-2018187059-A1 · Jul 5, 2018 · US
US-9406975-B2 · Aug 2, 2016 · US
US-9236636-B2 · Jan 12, 2016 · US
US-9214665-B2 · Dec 15, 2015 · US
US-2015171476-A1 · Jun 18, 2015 · US
US-8956768-B2 · Feb 17, 2015 · US
US-2015037668-A1 · Feb 5, 2015 · US
Companies most often associated with this inventor's publications.
| Assignee | Patents |
|---|---|
| Daicel Corp | 16 |
| Asahi Glass Co Ltd | 5 |
| Daicel Finechem Ltd | 4 |
| Aist | 2 |
| Univ Tokyo | 1 |
Most common classification codes across this inventor's patents.
| CPC | Patents |
|---|---|
| Y02E60/10 | 12 |
| H01M10/0525 | 10 |
| H01M10/052 | 8 |
| B01D53/228 | 6 |
| B01D61/38 | 6 |