Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7449532 | Cycloolefin copolymer obtained by ring-opening polymerization, use thereof, and process for producing retardation plate comprising the copolymer | Motoki Okaniwa, Ichiro Kajiwara, Yoshimi Suwa, Yuichi Hashiguchi | 2008-11-11 |
| 7117101 | Remote particle counter for remote measurement of the number and size distribution of suspended fine particles in the atmosphere | Akira Ohzu, Masaaki Kato, Katsuaki Akaoka | 2006-10-03 |
| 6875518 | Ruthenium film, ruthenium oxide film and process for forming the same | Hiroshi Shiho, Hitoshi Kato, Yasuo Matsuki, Satoshi Ebata, Yasuaki Yokoyama | 2005-04-05 |
| 6633594 | Method for changing a wavelength of a laser light | Hiromitsu Kiriyama, Takashi Arisawa | 2003-10-14 |
| 6370166 | Method of enabling laser light to propagate through a medium over long distance by means of controlling its wavefront | Katsuaki Akaoka, Takashi Arisawa | 2002-04-09 |
| 5701320 | Apparatus and method of stabilizing oscillation frequency for single axial mode frequency tunable laser oscillator and apparatus and method of frequency sweepable laser oscillation | Akira Sugiyama, Tsuyoshi Nakayama, Masaaki Kato, Takashi Arisawa | 1997-12-23 |
| 5287379 | Method of producing a small beam expansion of laser light | Akira Ohzu, Masaaki Kato, Takashi Arisawa | 1994-02-15 |
| 4689128 | Method of separating isotopes | Takashi Arisawa, Youji Suzuki, Masaaki Kato, Koreyuki Shiba | 1987-08-25 |
| 4646309 | Dye laser | Takashi Arisawa, Koreyuki Shiba, Toshio Niwa, Masaharu Kaneko, Hitoshi Ono | 1987-02-24 |
| 4584072 | Process for separating an isotope from a mixture of different isotopes by using a single laser beam | Takashi Arisawa, Youji Suzuki, Kazumi Iwamoto | 1986-04-22 |
| 4453252 | Dye laser | Takashi Arisawa, Seiichi Imahori, Masaharu Kaneko, Hitohsi Ono | 1984-06-05 |