Composition, and optical material and lens using same
US-12486352-B2 · Dec 2, 2025 · US
This page is not indexed by search engines while we improve data quality.
Sugihara Ryosuke patents
Sugihara Ryosuke is listed as an inventor on 7 patents in our database. Major assignees and classification codes are summarized below.
| Metric | Value |
|---|---|
| Inventor | Sugihara Ryosuke |
| Total patents | 7 |
| First publication | Jun 25, 2020 |
| Latest publication | Dec 2, 2025 |
Notable patents
Publications ranked by popularity score, then publication date.
Production method for episulfide compound
US-2025163014-A1 · May 22, 2025 · US
Composition, and optical material and lens using same
US-2024052105-A1 · Feb 15, 2024 · US
Composition, and optical material and lens using same
US-2023374191-A1 · Nov 23, 2023 · US
Composition, and optical material and lens using said composition
US-2023339921-A1 · Oct 26, 2023 · US
Power storage device composition, power storage device separator using power storage device composition, and power storage device
US-11302993-B2 · Apr 12, 2022 · US
Power storage device composition, power storage device separator using power storage device composition, and power storage device
US-2020203691-A1 · Jun 25, 2020 · US
Recent patents
Latest publications not already listed above.
No data yet.
Major assignees
Companies most often associated with this inventor's publications.
| Assignee | Patents |
|---|---|
| Mitsubishi Gas Chemical Co | 5 |
| Tayca Corp | 2 |
| Nippon Chemicon | 2 |
Top CPC classifications
Most common classification codes across this inventor's patents.
| CPC | Patents |
|---|---|
| G02B1/04 | 4 |
| C08L81/02 | 4 |
| G02B1/041 | 4 |
| C07D331/02 | 4 |
| C08G75/08 | 3 |