Issued Patents All Time
Showing 1–25 of 46 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10049952 | Method of fabricating a semiconductor module with a inclined groove formed in resin side surface | Takuya Kadoguchi, Takahiro HIRANO, Yuuji Hanaki | 2018-08-14 |
| 9895662 | Method for enriching oxygen isotope | Takashi Kambe, Takehiro Igarashi | 2018-02-20 |
| 8598868 | Gasket for sealing valve or pipe, determination method of deterioration and damages of gasket, and high-pressure gas supplying equipment | Tomonobu Abe, Shigeru Tsuchiya | 2013-12-03 |
| 8337802 | Method for concentrating oxygen isotope or isotopes | Hitoshi Kihara, Takashi Kambe, Hiroshi Kawakami, Shigeyoshi Arai | 2012-12-25 |
| 7893377 | Method for concentrating oxygen isotope | — | 2011-02-22 |
| 7828939 | Method for concentrating heavy nitrogen isotope | Hitoshi Kihara, Takashi Kambe | 2010-11-09 |
| 7824194 | Case with connector and manufacturing method thereof | Yoshikazu Suzuki, Akira Ishimaru, Tomokiyo Suzuki, Hironao Hayashi, Osamu Kuriyagawa +5 more | 2010-11-02 |
| 7393447 | Apparatus, method for enrichment of the heavy isotopes of oxygen and production method for heavy oxygen water | Hitoshi Kihara, Hiroshi Tachibana, Hiroshi Kawakami | 2008-07-01 |
| 7297237 | Method and device for separation and concentration by evaporation of mixture with separation factor of approx. 1 | Koichi Asano, Nobuaki Egoshi, Hiroshi Kawakami | 2007-11-20 |
| 6835287 | Apparatus, method for enrichment of the heavy isotope oxygen and production method for heavy oxygen water | Hitoshi Kihara, Hiroshi Tachibana, Hiroshi Kawakami | 2004-12-28 |
| 6752851 | Gas separating and purifying method and its apparatus | Masato Kawai, Akihiro Nakamura, Tooru Nagasaka | 2004-06-22 |
| 6605134 | Method and apparatus for collecting rare gas | Yoshio Ishihara, Toru Nagasaka, Tetsuya Kimijima, Tadahiro Ohmi | 2003-08-12 |
| 6565629 | Vapor-liquid contactor, cryogenic air separation unit and method of gas separation | Hitoshi Kihara, Hiroshi Kawakami | 2003-05-20 |
| 6560990 | Vapor-liquid contactor, cryogenic air separation unit and method of gas separation | Hitoshi Kihara, Hiroshi Kawakami | 2003-05-13 |
| 6461583 | Method for enrichment of heavy component of oxygen isotopes | Nobuaki Egoshi, Hitoshi Kihara, Hiroshi Kawakami | 2002-10-08 |
| 6321565 | Method and apparatus for the production of heavy oxygen water | Hitoshi Kihara, Hiroshi Tachibana, Hiroshi Kawakami | 2001-11-27 |
| 6202440 | Process and apparatus for separation of stable isotope compound | Katsuyoshi KUWATA, Hiroshi Kawakami, Ushio Maeda | 2001-03-20 |
| 5958637 | Electrophotographic photoreceptor and coating solution for production of charge transport layer | Yoshii Morishita, Takayuki Akimoto, Megumi Matsui, Susumu Sakio | 1999-09-28 |
| 5938980 | Phthalocyanine composition, process for preparing the same, electrophotographic photoreceptor using the same and coating solution for charge generation layer containing the same | Yoshii Morishita, Megumi Matsui, Takayuki Akimoto, Mikio Itagaki | 1999-08-17 |
| 5837411 | Phthalocyanine electrophotographic photoreceptor for charge generation layer | Yoshii Morishita, Megumi Matsui, Takayuki Akimoto, Mikio Itagaki | 1998-11-17 |
| 5837804 | Polyimides and optical parts obtained by using the same | Chiaki Yamagishi, Nori Sasaki, Shigeo Nara, Hidetaka Sato, Masato Taya | 1998-11-17 |
| 5733481 | Composition for use in the formation of an active light waveguide, method for manufacturing an active light waveguide using the composition, and active light waveguide | Masaki Morita, Yukinori Nagao, Yoshimoto Abe, Takahisa Misono | 1998-03-31 |
| 5626999 | Phthalocyanine composition, process for preparing the same and electrophotographic photoreceptor using the same | Mikio Itagaki, Megumi Matsui, Hiroko Ishikawa, Yoshii Morishita, Takayuki Akimoto | 1997-05-06 |
| 5534375 | Composition for forming charge transport layer and electrophotographic member containing alkoxybenzene | Susumu Kaneko, Kouji Ohkoshi, Keiichi Endo, Seiji Miyaoka, Megumi Matsui +2 more | 1996-07-09 |
| 5496672 | Coating solution for charge generation layer and electrophotographic photoreceptor using same | Takayuki Akimoto, Megumi Matsui, Mikio Itagaki | 1996-03-05 |