Issued Patents All Time
Showing 1–23 of 23 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12280558 | Vulcanization mold and pneumatic tire manufactured with the mold | Tatsuhiko Hatano, Tatsuya Nakai | 2025-04-22 |
| 12275208 | Vulcanization mold and pneumatic tire manufactured with the mold | Tatsuhiko Hatano, Tatsuya Nakai | 2025-04-15 |
| 12220888 | Vulcanization mold and pneumatic tire manufactured with the mold | Tatsuhiko Hatano, Tatsuya Nakai | 2025-02-11 |
| 8030419 | Process for producing polymer for semiconductor lithography | Takanori Yamagishi, Ichiro Kato, Satoshi Yamaguchi, Kouzo Osaki, Isao Magara +2 more | 2011-10-04 |
| 7738520 | Optical semiconductor device and optical semiconductor integrated circuit | Nobuhiro Nunoya, Naoki Fujiwara, Nobuhiro Kikuchi, Yuichi Tomori | 2010-06-15 |
| 7474817 | Optical semiconductor device and optical semiconductor integrated circuit | Nobuhiro Nunoya, Naoki Fujiwara, Nobuhiro Kikuchi, Yuichi Tomori | 2009-01-06 |
| 7471864 | Optical semiconductor device and optical semiconductor integrated circuit | Nobuhiro Nunoya, Naoki Fujiwara, Nobuhiro Kikuchi, Yuichi Tomori | 2008-12-30 |
| 7262905 | Optical amplifier | Nobuhiro Kikuchi, Hiromi Oohashi, Yuichi Thomori | 2007-08-28 |
| 7221500 | Optical amplifier | Nobuhiro Kikuchi, Hiromi Oohashi, Yuichi Thomori | 2007-05-22 |
| 7114396 | Pressure sensor | Teruo Oda | 2006-10-03 |
| 7088501 | Optical amplifier | Nobuhiro Kikuchi, Hiromi Oohashi, Yuichi Thomori | 2006-08-08 |
| 6961169 | Light-controlled light modulator | Yasuhiro Suzuki, Yoshihisa Sakai, Yasumasa Suzaki, Akira Okada, Kazuto Noguchi +1 more | 2005-11-01 |
| 6753996 | Light-controlled light modulator | Yasuhiro Suzuki, Yoshihisa Sakai, Yasumasa Suzaki, Akira Okada, Kazuto Noguchi +1 more | 2004-06-22 |
| 6692152 | Supporting structure for motor rotor | Hiroyuki Shingai | 2004-02-17 |
| 6131840 | Mechanism for preventing uneven take-up of tape | Hirataka Ukai, Masaru Ohshita | 2000-10-17 |
| 5444802 | Optical switch | Masahiro Ikeda | 1995-08-22 |
| 5142513 | Magneto-optical storage medium and magneto-optical overwrite system with magnetic characteristic change by variation of thermal condition for recording information | Hideaki Takehara, Shin Miyajima | 1992-08-25 |
| 4704326 | Tin alloys for recording media | Hideaki Takehara, Shin Miyajima | 1987-11-03 |
| 4660020 | Turn signal cancelling apparatus for use in vehicles | Yukio Miyamaru, Kaoru Hatanaka, Shigeo Kawada | 1987-04-21 |
| 4644318 | Automatic direction indicator cancelling apparatus | Yukio Miyamaru, Shigeo Kawada, Kaoru Hatanaka | 1987-02-17 |
| 4403211 | Automatic turn-signal cancelling system | Yukio Miyamaru, Shigeo Kawada, Kaoru Hatanaka | 1983-09-06 |
| 4264125 | Transmissive surface layer effect electro-optic device for use in optical modulators and the like | — | 1981-04-28 |
| 4233611 | Recording head for electrostatic printing apparatus | Keita Nakano | 1980-11-11 |