TK

Takahito Kumazaki

GI Gigaphoton: 14 patents #28 of 212Top 15%
KO Komatsu: 9 patents #174 of 2,087Top 9%
US Ushio: 1 patents #3 of 22Top 15%
UK Ushio Denki Kabushiki Kaisha: 1 patents #309 of 583Top 55%
Overall (All Time): #189,559 of 4,157,543Top 5%
22
Patents All Time

Issued Patents All Time

Showing 1–22 of 22 patents

Patent #TitleCo-InventorsDate
12300962 Laser device and electronic device manufacturing method Osamu Wakabayashi 2025-05-13
12111577 Line narrowing device, electronic device manufacturing method Osamu Wakabayashi 2024-10-08
10741991 Narrowband laser apparatus and spectral linewidth measuring apparatus Keisuke Ishida, Hiroshi Furusato 2020-08-11
10615565 Line narrowed laser apparatus Hiroshi Furusato, Keisuke Ishida, Takeshi Ohta, Osamu Wakabayashi 2020-04-07
10283927 Line narrowed laser apparatus Hiroshi Furusato, Takeshi Ohta, Natsuhiko KOUNO, Osamu Wakabayashi 2019-05-07
9647411 Method of controlling wavelength of laser beam and laser apparatus Takashi Matsunaga, Osamu Wakabayashi 2017-05-09
9490603 Laser apparatus and method of controlling laser apparatus Hiroaki TSUSHIMA, Osamu Wakabayashi, Takashi Matsunaga 2016-11-08
9147993 Master oscillator system and laser apparatus Junichi Fujimoto 2015-09-29
9130338 Excimer laser and laser device Takashi Matsunaga, Kazuya Takezawa 2015-09-08
9093814 Optical device, and laser chamber and gas laser apparatus using the same Kouji Kakizaki, Masanori YASHIRO 2015-07-28
9071036 Laser apparatus Takashi Onose, Osamu Wakabayashi 2015-06-30
8817839 Two-stage laser system for aligners Osamu Wakabayashi, Tatsuya Ariga, Kotaro Sasano 2014-08-26
8804780 Method for adjusting spectral line width of narrow-band laser Osamu Wakabayashi, Toru Suzuki, Masashi Shinbori, Masaya Yoshino 2014-08-12
8611393 Laser apparatus Junichi Fujimoto, Toru Suzuki, Satoshi Tanaka, Osamu Wakabayashi 2013-12-17
8116347 Two-stage laser system for aligners Osamu Wakabayashi, Tatsuya Ariga, Kotaro Sasano 2012-02-14
7957449 Two-stage laser system for aligners Osamu Wakabayashi, Tatsuya Ariga, Kotaro Sasano 2011-06-07
7903700 Narrow-spectrum laser device Shinji Nagai, Osamu Wakabayashi, Koji Kakizaki, Takayuki Yabu 2011-03-08
7756183 Line narrowed laser apparatus Osamu Wakabayashi 2010-07-13
7170920 Laser device Takeshi Ohta 2007-01-30
7006309 Prism unit and laser device Osamu Wakabayashi, Georg Soumagne 2006-02-28
6785319 Ultraviolet laser device Tatsuya Ariga, Jun Akita, Noritoshi Itoh 2004-08-31
6731666 Laser device Takeshi Ohta 2004-05-04