Issued Patents All Time
Showing 1–25 of 29 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11185219 | Ophthalmic apparatus and ophthalmic apparatus control program | Toru Arikawa, Hiroyuki Umano | 2021-11-30 |
| 11039740 | Ophthalmic apparatus | Toru Arikawa, Hiroyuki Umano | 2021-06-22 |
| 10108847 | Eyeglass wearing image analysis device, eyeglass wearing image analysis method, and storage medium having eyeglass wearing image analysis program stored | Toru Arikawa | 2018-10-23 |
| 10067361 | Eyeglass fitting parameter measurement device and storage medium storing eyeglass fitting parameter measurement program | Toru Arikawa, Toshihiro Kobayashi, Yujiro TOCHIKUBO | 2018-09-04 |
| 8511826 | Optometric apparatus | — | 2013-08-20 |
| 8357247 | Martensitic stainless steel for disk brakes | Junichiro Hirasawa, Takumi Ujiro, Osamu Furukimi | 2013-01-22 |
| 7985372 | Ferritic stainless steel sheet for use in raw material pipe for forming bellows pipe | Yasushi Kato, Takaaki Iguchi | 2011-07-26 |
| 7883211 | Vision testing system | Yoshinobu Hosoi, Yuichiro Kanazawa, Hirohisa Terabe | 2011-02-08 |
| 7819991 | Ferritic stainless steel sheet for raw material pipe for bellows pipe | Yasushi Kato, Osamu Furukimi, Norimasa Hirata, Takumi Ujiro | 2010-10-26 |
| 7056398 | Method of making ferritic stainless steel sheet having excellent deep-drawability and brittle resistance to secondary processing | Yoshihiro Yazawa, Osamu Furukimi, Yasushi Kato | 2006-06-06 |
| 7025838 | Ferritic stainless steel sheet with excellent workability and method for making the same | Yoshihiro Yazawa, Osamu Furukimi, Mineo Muraki, Kunio Fukuda, Yukihiro Baba | 2006-04-11 |
| 6911098 | Ferritic stainless steel sheet having excellent deep-drawability and brittle resistance to secondary processing and method for making the same | Yoshihiro Yazawa, Osamu Furukimi, Yasushi Kato | 2005-06-28 |
| 6884388 | Low carbon martensitic stainless steel and method for production thereof | Toshimitsu Nagaya, Atsushi Miyazaki, Susumu Satoh, Mineo Muraki, Setsuo Kakihara +1 more | 2005-04-26 |
| 6786981 | Ferritic stainless steel sheet for fuel tank and fuel pipe | Yoshihiro Yazawa, Mineo Muraki, Kunio Fukuda, Atushi Miyazaki, Yasushi Katoh | 2004-09-07 |
| 6733601 | Ferritic stainless steel sheet with excellent workability | Yoshihiro Yazawa, Osamu Furukimi, Mineo Muraki, Kunio Fukuda, Yukihiro Baba | 2004-05-11 |
| 6437164 | Process for the preparation of phosphonite compounds | Masataka Yamamoto, Masahiro Kasagi, Takashi Yokomatsu, Akio Mishima | 2002-08-20 |
| 6416591 | Non-oriented electromagnetic steel sheet having excellent magnetic properties after stress relief annealing and method of manufacturing the same | Masaki Kawano, Atsuhito Honda | 2002-07-09 |
| 6290783 | Non-oriented electromagnetic steel sheet having excellent magnetic properties after stress relief annealing | Masaki Kawano, Atsuhito Honda | 2001-09-18 |
| 5883286 | Phenol compound and use thereof | Takeshi Inoue, Kazuo Nakagawa, Akiyoshi Onishi, Machiko Mekada | 1999-03-16 |
| 5703150 | Phosphonite or phosphonate compounds and use thereof | Tetsuji Ike, Takeshi Inoue | 1997-12-30 |
| 5667598 | Production method for grain oriented silicion steel sheet having excellent magnetic characteristics | Akio Fujita, Mineo Muraki | 1997-09-16 |
| 5284978 | Method for producing diphenyl sulfone compounds | Ryoichi Kinishi | 1994-02-08 |
| 5045830 | Hydraulic actuating apparatus | Toshiji Shibazaki, Junio Chuzenji, Mikio Sasahara, Masaru Okano, Naoto Kishida | 1991-09-03 |
| 5004996 | Hydraulic actuating apparatus | Toshiji Shibazaki, Masaru Okano, Naoto Kishida, Kunihiko Iyama | 1991-04-02 |
| 4380385 | Method of transferring toner powder image by pressure and apparatus therefor | Shuichiro Kaneko, Masayuki Kuniyoshi, Shoji Kondo, Yasukuni Omata | 1983-04-19 |