Issued Patents All Time
Showing 1–25 of 25 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11514461 | Customer service assistance system and customer service assistance method | — | 2022-11-29 |
| 10311663 | Vehicle door control device | Naoki Kawashima | 2019-06-04 |
| 7809468 | Transportation state notification system and method, program, and information storage medium | Kazufumi Kato, Takuma Miura, Katsutoshi Ozawa | 2010-10-05 |
| 7277774 | Transportation state notification system and method, and information storage medium | Kazufumi Kato, Takuma Miura, Katsutoshi Ozawa | 2007-10-02 |
| 5684903 | Receptacle and method of manufacturing the same | Mikio Kyomasu, Takeshi Ikeya, Toshimichi Yasuda, Shin Ikegami | 1997-11-04 |
| 5397764 | Thermal transfer recording film | Kazuo Yokoyama | 1995-03-14 |
| 5294237 | Process for producing flakes of glass | Toshiaki Mizuno, Koji Yokoi, Kazuhiro Doushita | 1994-03-15 |
| 5294592 | Thermal-transfer recording sheet | Michiko Noguchi, Toshifumi Ishikawa | 1994-03-15 |
| 5269471 | Pulverizer | — | 1993-12-14 |
| 5201929 | Apparatus for producing flakes of glass | Toshiaki Mizuno, Koji Yokoi, Kazuhiro Doushita | 1993-04-13 |
| 5115199 | Fault detecting system for duplexing type local area networks | — | 1992-05-19 |
| 5069944 | Thermal transfer record sheet | Yukito Yamamoto, Yoji Murakami | 1991-12-03 |
| 4937224 | Thermal transfer record sheet | Yukito Yamamoto, Yoji Murakami | 1990-06-26 |
| 4908053 | Process for producing chalcogenide glass fiber | Junji Nishii, Ikuo Inagawa, Shozo Morimoto, Ryuji Iizuka | 1990-03-13 |
| 4874414 | Ion exchange processing method of glass | Yoshikazu Kaite | 1989-10-17 |
| 4801442 | Method for purifying starting materials for fabricating chalchogenide glass | Junji Nishii | 1989-01-31 |
| 4774000 | Submicron disc filters | Takeshi Kawai, Mitsuhiro Mega | 1988-09-27 |
| 4758071 | Collimator lens | Paul O. McLaughlin, Akitaka Momokita | 1988-07-19 |
| 4708942 | Chalcogenide glass | Junji Nishiii | 1987-11-24 |
| 4635757 | Mast assembly for a forklift | Masaru Ohsawa | 1987-01-13 |
| 4524915 | Opposed type jet mill | — | 1985-06-25 |
| 4495299 | Thallium-containing optical glass composition | Yukio Noguchi | 1985-01-22 |
| 4492719 | Process for the production of slippery biaxially stretched polyester films | Tamaki Kanai, Hirofumi Yoshikawa, Kenji Suzuki, Yoshikatsu Ohta | 1985-01-08 |
| 4462663 | Converging light transmitting body of high performance and process for production thereof | Masayoshi Shimizu, Yukio Noguchi | 1984-07-31 |
| 4439479 | Slippery biaxially stretched polyester films | Tamaki Kanai, Hirofumi Yoshikawa, Kenji Suzuki, Yoshikatsu Ohta | 1984-03-27 |