KS

Kazuhito Saito

Sumitomo Electric Industries: 34 patents #370 of 21,551Top 2%
NT NTT: 14 patents #251 of 4,871Top 6%
Ricoh Company: 3 patents #4,826 of 9,818Top 50%
IC Idemitsu Kosan Co.: 2 patents #509 of 1,237Top 45%
KT Kabushiki Kaisha Toshiba: 2 patents #9,982 of 21,451Top 50%
HC Hirose Electric Co.: 2 patents #163 of 407Top 45%
NE Nec: 2 patents #5,510 of 14,502Top 40%
KE Kokusai Electric: 2 patents #237 of 583Top 45%
HC Hitachi Chemical Company: 2 patents #701 of 1,946Top 40%
HE Hitachi Kokusai Electric: 2 patents #354 of 843Top 45%
📍 Toyama, JP: #51 of 1,699 inventorsTop 4%
Overall (All Time): #69,656 of 4,157,543Top 2%
43
Patents All Time

Issued Patents All Time

Showing 1–25 of 43 patents

Patent #TitleCo-InventorsDate
12362210 Substrate processing apparatus, method of manufacturing semiconductor device and non-transitory computer-readable recording medium Keita OKUBO, Makoto Nomura 2025-07-15
10998210 Substrate processing apparatus Tsukasa Yashima 2021-05-04
8844602 Method of processing terminus of optical fiber and terminus processing tool Wataru Sakurai, Masaki Ohmura 2014-09-30
8321046 Substrate processing apparatus Masako Sueyoshi 2012-11-27
8303738 Metal heating apparatus, metal heating method, and light source apparatus Eiichiro Yamada, Hiroshi Kohda, Hiroshi Suganuma, Akira Inoue, Koji Nakazato 2012-11-06
8297850 Optical connector, and method of assembling optical connector Daizo Nishioka, Kenichiro Ohtsuka, Yoshikyo Tamekuni, Yukihiro Yokomachi, Tunetaka Ema +2 more 2012-10-30
8014887 Substrate processing apparatus Masako Sueyoshi 2011-09-06
7957616 Method of producing an optical connecting component, and optical connecting component Wataru Sakurai, Tomomi Sano 2011-06-07
7717623 Optical connector and optical connector assembling method Kenichiro Ohtsuka, Wataru Sakurai, Masaki Ohmura, Yuko Masunaga 2010-05-18
7712975 Photoelectric coupling assembly and manufacturing method thereof Wataru Sakurai 2010-05-11
7680365 Optical fiber sheet and its manufacturing method Masaki Ohmura, Masao Kinoshita, Hiroshi Masuda, Shuji Suzuki, Osamu Ibaragi 2010-03-16
7645075 Optical connection structure of optical backplane to circuit substrate Junichi Sasaki, Kazuhiko Kurata, Shuji Suzuki, Hiroshi Masuda, Osamu Ibaragi +1 more 2010-01-12
7618200 Photoelectric coupling assembly and manufacturing method thereof Wataru Sakurai 2009-11-17
7600927 Optical splicer, optical module, and method of producing optical splicer Mitsuaki Tamura, Maki Ikeji, Hiroshi Kohda, Eiichiro Yamada 2009-10-13
7510648 Method for desulfurization of liquid hydrocarbons and process for production of hydrogen for fuel cells Tadashi Kisen, Hiroto Matsumoto, Hisashi Katsuno 2009-03-31
7401983 Method for manufacturing optical coupling part and optical coupling part Wataru Sakurai, Hideo Numata, Chiaki Takubo, Hideto Furuyama, Hiroshi Hamasaki 2008-07-22
7364369 Lead frame, optical coupling part using lead frame, and manufacturing method of optical coupling part Wataru Sakurai, Hideo Numata, Chiaki Takubo, Hideto Furuyama, Hiroshi Hamasaki 2008-04-29
7268097 Desulfurizing agent for hydrocarbon derived from petroleum, method for producing hydrogen for use in fuel cell and method for producing nickel-based desulfurizing agent Hisashi Katsuno, Satoshi Matsuda, Masahiro Yoshinaka 2007-09-11
7142771 Method of and apparatus for expanding mode field diameter of optical fiber Eiichiro Yamada, Mitsuaki Tamura 2006-11-28
7021842 Optical fiber array Eiichiro Yamada, Mitsuaki Tamura 2006-04-04
6964523 Optical switch, optical-fiber-arraying-member, production method thereof, and arraying method of optical fibers Hiroshi Kohda, Takeo Komiya 2005-11-15
6854897 Ferrule part and optical communications module Masaki Furumai, Shuzo Suzuki, Hitoshi Terauchi, Manabu Yoshimura, Manabu Shiozaki +1 more 2005-02-15
6711322 Optical switch, optical-fiber-arraying-member, production method thereof, and arraying method of optical fibers Hiroshi Kohda, Takeo Komiya 2004-03-23
6002819 Optical switch and switching method Takeo Komiya, Mitsuaki Tamura, Kazumasa Ozawa, Kenichi Tomita, Naoki Nakao +1 more 1999-12-14
5940553 Optical switch Takashi Murakami, Tsutomu Watanabe, Kazumasa Ozawa, Hisao Maki, Nobuo Tomita 1999-08-17