Issued Patents All Time
Showing 1–15 of 15 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8529059 | Method of manufacturing eyeglass lens | — | 2013-09-10 |
| 7921434 | Disc device having multiple disk carry-in speeds | Tsutomu Tatekawa, Ichiro Kato, Hiroshi Kawase, Yusuke Yoshida, Nobunori Kudou +1 more | 2011-04-05 |
| 7472403 | Disk-storing disk device having a drive unit and a transporting-unit supported about fulcrum | Tsutomu Tatekawa, Shoji Suzuki | 2008-12-30 |
| 7418724 | Apparatus for changing multiple media disks | Tsutomu Tatekawa | 2008-08-26 |
| 6555063 | Evaluation apparatus for cleanliness of metal and method thereof | Kazushige Umezawa, Koichi Chiba, Ryuji Uemori, Takehiko Toh, Hiroyuki Kondo +4 more | 2003-04-29 |
| 6432718 | Evaluation apparatus for cleanliness of metal and method thereof | Kazushige Umezawa, Koichi Chiba, Ryuji Uemori, Takehiko Toh, Hiroyuki Kondo +4 more | 2002-08-13 |
| 6071199 | Method of correction of golf swing | — | 2000-06-06 |
| 5985674 | Evaluation method for cleanliness of metal | Kazushige Umezawa, Koichi Chiba, Ryuji Uemori, Takehiko Toh, Hiroyuki Kondo +4 more | 1999-11-16 |
| 5867472 | Supporting mechanism for vehicle mounting apparatus | — | 1999-02-02 |
| 5718950 | Process for formation of multilayer film | Yoshiharu Komatsu, Mituru Muramoto | 1998-02-17 |
| 5556527 | Process for formation of multilayer film | Kazuo Igarashi, Kengo Takano, Toshiharu Morita, Hiroaki Saito, Yukio Hashizume +3 more | 1996-09-17 |
| 5181141 | Anti-reflection optical element | Koji Sato, Hajime Kamiya, Kimio Nakamura, Masahisa Kosaka, Tetsuo Ohsora | 1993-01-19 |
| 4791366 | Apparatus including a pair of angularly spaced sensors for detecting angle of rotation of a rotary member | Tsutomu Sato | 1988-12-13 |
| 4684928 | Motion sensor unit | Toshiaki Takahashi | 1987-08-04 |
| 4560995 | Recorder with self loading feed | Tateo Suga, Hiroshi Tamura, Masaaki Taguchi | 1985-12-24 |