Issued Patents All Time
Showing 1–25 of 36 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7081677 | Thermoelectric module | Masayoshi Yamashita, Naoki Kamimura, Fumiyasu Tanoue, Katsuhiko Onoue | 2006-07-25 |
| 6942399 | Optical fiber coupler reinforcing member and optical fiber coupler | Nanayuki Takeuchi, Kenzaburou Iijima, Hidetoshi Yasutake, Yoshikazu Ishii, Satoru Tomaru +1 more | 2005-09-13 |
| 6917638 | Heat radiator for electronic device and method of making it | Katsunori Suzuki, Kenzaburou Iijima | 2005-07-12 |
| 6743973 | Thermoelectric material improved in figure of merit, process for producing thereof and peltier module using the same | Takahiro Hayashi, Yuma Horio | 2004-06-01 |
| 6696780 | Electron gun comprising a tubular electrode having a coiled portion formed therein | Hideharu Ohmae, Masahiko Konda | 2004-02-24 |
| 6444893 | High-converting efficiency large-mechanical strength thermoelectric module | Katsuhiko Onoue | 2002-09-03 |
| 6307143 | Thermoelectric materials and thermoelectric conversion element | Yuma Horio, Hiroyuki Yamashita | 2001-10-23 |
| 6106412 | Golf club head | Katsuhiko Kosugi, Kazuhiro Tsuchiya, Yoshimi Iitake | 2000-08-22 |
| 6043424 | Thermoelectric alloy achieving large figure of merit by reducing oxide and process of manufacturing thereof | Yuma Horio, Hiroyuki Yamashita | 2000-03-28 |
| 5981863 | Process of manufacturing thermoelectric refrigerator alloy having large figure of merit | Hiroyuki Yamashita, Yuma Horio | 1999-11-09 |
| 5883563 | Thermo-electric material having mean crystal grain diameter nor greater than 50 microns and mean aspect ratio between 1 and 3 for large figure of merit and thermo-electric element using the same | Yuma Horio, Hiroyuki Yamashita | 1999-03-16 |
| 5763293 | Process of fabricating a thermoelectric module formed of V-VI group compound semiconductor including the steps of rapid cooling and hot pressing | Hiroyuki Yamashita, Yuma Horio | 1998-06-09 |
| 5726381 | Amorphous thermoelectric alloys and thermoelectric couple using same | Yuma Horio | 1998-03-10 |
| 5464216 | Golf club head | Naoki Kamimura | 1995-11-07 |
| 5449507 | Processes for producing graphite blocks from graphitizable organic polymers and process for carbonizing graphitizable polymer films | Mutsuaki Murakami, Kazuhiro Watanabe, Naomi Nishiki, Katsuyuki Nakamura, Hisashi Okada | 1995-09-12 |
| 5378295 | Golf club head and a method for producing the same | Hiroyuki Yamashita, Yuma Horio, Kazuhiro Tsuchiya, Takashi Iijima, Kikuo Nishida | 1995-01-03 |
| 5346217 | Hollow metal alloy wood-type golf head | Kazuhiro Tsuchiya, Atsushi Tsuchida, Kenzaburo Iijima | 1994-09-13 |
| 5322206 | Golf club head and a process for producing the same | Mutsumi Harada | 1994-06-21 |
| 5241140 | Speaker diaphragm | Hiroaki Itoh, Kenzaburou Iijima | 1993-08-31 |
| 5234502 | Microwave plasma chemical vapor deposition apparatus comprising an inclined rotating substrate holder | Osamu Mochizuki, Hiroaki Itoh | 1993-08-10 |
| 5228615 | Method of manufacturing golf head | Takashi Iijima, Mutsumi Harada | 1993-07-20 |
| 5225732 | Gas discharge-type display panel comprising a composite oxide cathode | Yoshio Watanabe | 1993-07-06 |
| 5205560 | Golf club head | Takashi Iijima, Atsushi Tsuchida | 1993-04-27 |
| 5187022 | Magnetic recording medium for encoders | Mutsumi Harada, Nobuji Kato, Yoshinori Hayashi, Kenzaburo Iijima | 1993-02-16 |
| 5176384 | Iron type golf club head | Takeo Sata, Kenzaburo Iijima | 1993-01-05 |