Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11314042 | Optical system for image pickup, and image pickup device | — | 2022-04-26 |
| 10443654 | Bearing and scroll-type fluid machine | Masanori Akizuki | 2019-10-15 |
| 9512378 | Sliding material based on graphite-added resin and sliding member | Ryo Mukai, Hiromi Yokota, Takao Masamura, Masanori Akizuki | 2016-12-06 |
| 9453509 | Scroll compressor | Naoki HORIBE, Masaharu Hatta, Satoshi Nomura, Takao Masamura, Masanori Akizuki +3 more | 2016-09-27 |
| 8962143 | PTFE-based sliding material, bearing, and method for producing PTFE-based sliding material | Masaru Yoshikawa, Hiroshi Ueda | 2015-02-24 |
| 7400455 | Zoom lens system and display apparatus | — | 2008-07-15 |
| 7184220 | Projection zoom lens and projector | — | 2007-02-27 |
| 7170691 | Zoom lens system | — | 2007-01-30 |
| 6587279 | Projection zoom lens system and projector | Shuji Narimatsu | 2003-07-01 |
| 5318835 | Pressure-sensitive adhesive tape | Kiichi Ito, Masakazu Komemushi | 1994-06-07 |