IK

Ikuo Katoh

Ricoh Company: 12 patents #1,888 of 9,818Top 20%
Tdk: 4 patents #1,273 of 3,796Top 35%
Overall (All Time): #295,031 of 4,157,543Top 8%
16
Patents All Time

Issued Patents All Time

Showing 1–16 of 16 patents

Patent #TitleCo-InventorsDate
10780706 Discharging device and discharging method Shusaku SHIOMOTO, Manabu Seo, Waka Lin 2020-09-22
10605716 Particle counting apparatus, particle counting method, and particle containing sample Manabu Seo, Yunong JI, Nobuaki Toyoshima, Hiroki Somada, Ryuya Mashiko +3 more 2020-03-31
7369734 Optical control device Atsushi Sakai, Toshihiko Baba 2008-05-06
7345733 Light deflection element, light deflection device and image display device Hiroyuki Sugimoto, Toshiaki Tokita, Yumi Matsuki, Shigeaki Nimura, Masanori Kobayashi +2 more 2008-03-18
7322700 Image display apparatus Kazuya Miyagaki, Kenji Kameyama, Takanobu Osaka, Atsushi Takaura, Kenji Namie +1 more 2008-01-29
7242839 Optical delay element Atsushi Sakai, Hiroyoshi Funato, Toshihiko Baba 2007-07-10
7215842 Light control element and light control device Atsushi Sakai 2007-05-08
7215861 Optical control device Atsushi Sakai, Toshihiko Baba 2007-05-08
7125121 Image display apparatus Kazuya Miyagaki, Kenji Kameyama, Takanobu Osaka, Atsushi Takaura, Kenji Namie +1 more 2006-10-24
7057700 Light deflection element, light deflection device and image display device Hiroyuki Sugimoto, Toshiaki Tokita, Yumi Matsuki, Shigeaki Nimura, Masanori Kobayashi +2 more 2006-06-06
6514328 Marking ink composition and display medium using the same Hitoshi Kondoh, Kunio Hayakawa, Mitsunobu Morita, Kyohji Tsutsui, Takashi Okada 2003-02-04
6475823 Piezoelectric device with sealed vibration space and manufacturing method thereof Shigeru Sakano, Akira Suzuki, Takahito Kiriyama, Seiichi Tajima 2002-11-05
5850166 Piezoelectric ceramic filter circuit and piezoelectric ceramic filter Tsuyoshi Momiyama 1998-12-15
5719981 Opto-electric device Kiyoshi Yokomori 1998-02-17
5469012 Electronic component Yoshihisa Suzuki, Yuuichi Sugawara, Susumu Ishihara 1995-11-21
4818959 Phase equalizer 1989-04-04