HK

Hisashi Koaizawa

FC Furukawa Electric Co.: 19 patents #58 of 2,370Top 3%
TC Totoku Electric Co.: 1 patents #29 of 92Top 35%
UN Unknown: 1 patents #29,356 of 83,584Top 40%
YE Yokogawa Electric: 1 patents #658 of 1,441Top 50%
Overall (All Time): #216,593 of 4,157,543Top 6%
20
Patents All Time

Issued Patents All Time

Showing 1–20 of 20 patents

Patent #TitleCo-InventorsDate
12408635 Living marine resource production method and living marine resource production device Hirofumi Nakanishi, Satoshi Yoshitake, Hiroshi Ikeda 2025-09-09
10591135 LED lighting device, and method of extracting light using LED lighting device Syouta Inoue, Tetsuji Kubota, Syunji Yamamoto, Tomio Kaise 2020-03-17
8778719 Linear semiconductor substrate, and device, device array and module, using the same Toshihiro Nakamura, Nobuaki Orita, Kenkichi Suzuki, Hiroshi Kuraseko, Michio Kondo 2014-07-15
8758637 Apparatus and method of removing coating of line-shaped body using plasma Takeshi Hirayama, Imei Shu, Sadayuki Toda, Masaru Hori 2014-06-24
8673396 Method of forming continuous thin film and linear glass substrate with thin film Toshihiro Nakamura, Sadayuki Toda 2014-03-18
8598017 Fiber SOI substrate, semiconductor device using this, and manufacturing method thereof Takashi Fuyuki, Kenkichi Suzuki, Sadayuki Toda 2013-12-03
8418503 Sheet glass and method for manufacturing sheet glass Toshihiro Nakamura, Sadayuki Toda 2013-04-16
8039927 Linear semiconductor substrate, and device, device array and module, using the same Toshihiro Nakamura, Nobuaki Orita, Kenkichi Suzuki, Hiroshi Kuraseko, Michio Kondo 2011-10-18
8029327 Semiconductor device and display device using a one-dimensional substrate and device fabricating method thereof Tsuneo Suzuki, Takeshi Hirayama, Kiyoshi Yase, Kenkichi Suzuki, Michio Kondo 2011-10-04
7883778 Sheet glass and method for manufacturing sheet glass Toshihiro Nakamura, Sadayuki Toda 2011-02-08
7729565 Fiber sensor and fiber sensor device Takayuki Ando, Takashi Shigematu, Ken Tsukii, Masaki Izumo 2010-06-01
7079738 Method for manufacturing a glass doped with a rare earth element and fiber for optical amplification using the same Toshihiro Nakamura, Keiichi Aiso, Takeshi Yagi, Yoko Moriai 2006-07-18
6766089 Low-dispersion optical fiber and optical transmission system using the low-dispersion optical fiber Shinichi Arai, Ryuichi Sugizaki, Keiichi Aiso, Naoto Oyama, Jun Terada +1 more 2004-07-20
6684018 Low-dispersion optical fiber and optical transmission system using the low-dispersion optical fiber Shinichi Arai, Ryuichi Sugizaki, Keiichi Aiso, Naoto Oyama, Jun Terada +1 more 2004-01-27
6543257 Dehydration and sintering apparatus for porous optical fiber preform Nobuaki Orita, Junichi Takeda, Satoshi Sugiyama, Yoshiyuki Sakamoto 2003-04-08
6284046 Optical fiber resin coating apparatus Nobuaki Orita 2001-09-04
6192715 Furnace for forming optical fiber Nobuaki Orita, Tetsuya Kumada, Yoshiyuki Sakata 2001-02-27
5897682 Apparatus for cooling an optical fiber to be resin coated Tsuneo Suzuki 1999-04-27
5449408 Optical fiber coating apparatus and positioning method thereof Yukio Komura, Nobuaki Orita 1995-09-12
4884290 Method of analyzing composition of optical fiber base material to be measured by radioactive rays Junichi Tamura, Ryoichi Hara, Fumihiko Abe 1989-11-28