Issued Patents All Time
Showing 51–65 of 65 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5829963 | Gas lighter with safety device | — | 1998-11-03 |
| 5620217 | Bumper assembly for four wheel vehicle | Eiji Kato, Yoshihiro Morishita | 1997-04-15 |
| D378442 | Lighter case | — | 1997-03-11 |
| D376870 | Lighter | — | 1996-12-24 |
| D368980 | Lighter | — | 1996-04-16 |
| 5445520 | Oil lighter | — | 1995-08-29 |
| D360052 | Lighter | — | 1995-07-04 |
| D359818 | Lighter | — | 1995-06-27 |
| 5246634 | Process for producing intraocular lens | Yoshiyuki Ikeda, Kazuhiko Nakada | 1993-09-21 |
| 5173250 | Apparatus for demolishing biological shield wall of a nuclear reactor and a method of demolishing the same | Tetsuo Hasegawa | 1992-12-22 |
| 5147902 | Ultraviolet light absorbing ocular lens | Kazuharu Niwa, Kazuhiko Nakada | 1992-09-15 |
| 5091121 | Production of a balloon for an intraocular lens | Kazuhiko Nakada, Akihiro Yasuda | 1992-02-25 |
| 5048846 | Method for sealing gas release valve | — | 1991-09-17 |
| 5035710 | Balloon for an intraocular lens and processes for its production | Kazuhiko Nakada, Akihiro Yasuda | 1991-07-30 |
| 4813313 | Apparatus for demolishing a reactor shield wall | Kaneo Takahashi, Mitsuo Tokomoto, Hironori Zaita, Kazunori Kooyama, Kashiro Ureshino +1 more | 1989-03-21 |