SY

Seiji Yamaguchi

Sumitomo Electric Industries: 31 patents #458 of 21,551Top 3%
Canon: 30 patents #1,833 of 19,416Top 10%
Honda Motor Co.: 20 patents #634 of 21,052Top 4%
TC Toyoda Gosei Co.: 18 patents #101 of 2,296Top 5%
OC Olympus Optical Co.: 10 patents #326 of 2,334Top 15%
KT Kabushiki Kaisha Toshiba: 8 patents #3,802 of 21,451Top 20%
SG Sumita Optical Glass: 7 patents #7 of 59Top 15%
KM Konica Minolta: 6 patents #346 of 1,361Top 30%
KM Konica Minolta: 3 patents #1,112 of 2,718Top 45%
UI Ube Material Industries: 3 patents #14 of 58Top 25%
TC Toyo Ink Sc Holdings Co.: 2 patents #33 of 144Top 25%
KO Konica: 2 patents #962 of 1,958Top 50%
SC Shibaura Engineering Works Co.: 2 patents #1 of 28Top 4%
IC Ichibiki Co.: 2 patents #4 of 19Top 25%
JC Jidosha Kiki Co.: 2 patents #82 of 196Top 45%
TC Toyo Ink Co.: 2 patents #11 of 41Top 30%
TO Toyota: 1 patents #15,335 of 26,838Top 60%
CF Chubu University Educational Foundation: 1 patents #13 of 38Top 35%
CI Ciba-Geigy: 1 patents #1,572 of 2,867Top 55%
DE Denso: 1 patents #6,940 of 11,792Top 60%
EC Elmo Co.: 1 patents #41 of 62Top 70%
KU Kyoto University: 1 patents #568 of 1,688Top 35%
NB Nec Biglobe: 1 patents #2 of 18Top 15%
OC Ohi Seisakusho Co.: 1 patents #94 of 196Top 50%
OS Olympus Medical Systems: 1 patents #501 of 833Top 65%
PA Panasonic: 1 patents #13,264 of 21,108Top 65%
AE Asahi Kasei E-Materials: 1 patents #57 of 141Top 45%
📍 Kiyosu, JP: #2 of 413 inventorsTop 1%
Overall (All Time): #6,379 of 4,157,543Top 1%
148
Patents All Time

Issued Patents All Time

Showing 101–125 of 148 patents

Patent #TitleCo-InventorsDate
5682585 Developing apparatus generating electric field between developer carrying member and developer layer regulating member Takahiro Inoue, Kazushige Sakurai, Junichi Kato, Kouichi Suwa, Masaki Ojima +4 more 1997-10-28
5666606 Image forming apparatus comprising contact type charging member Keiji Okano, Takahiro Inoue, Kazushige Sakurai, Tadashi Onimura, Kouichi Suwa +3 more 1997-09-09
5627583 Electroendoscope apparatus Kazunari Nakamura, Hisao Yabe, Shigeru Nakajima, Hiroyuki Sasa, Katsuyuki Saito +1 more 1997-05-06
5614943 Dissimilar endoscopes usable with a common control unit Kazunari Nakamura, Katsuyuki Saito, Hiroyuki Sasa, Yoshihiro Okada, Hisao Yabe +1 more 1997-03-25
5610527 Phase difference microwave densitometer and method which detects a number of phase rotations through a reference point 1997-03-11
5609561 Electronic type endoscope in which image pickup unit is dismounted to execute disinfection/sterilization processing Masao Uehara, Katsuyuki Saito, Masahito Goto, Shinji Yamashita, Akinobu Uchikubo +5 more 1997-03-11
5605585 Method for producing hydrogen storage alloy particles and sealed-type nickel-metal hydride storage battery using the same Osamu Yamamoto, Katsunori Komori, Kohei Suzuki, Tadao Kimura, Munehisa Ikoma +1 more 1997-02-25
5584003 Control systems having an address conversion device for controlling a cache memory and a cache tag memory Toru Kakiage, Tomohiro Kurozumi, Shiro Yoshioka, Koutarou Hirai 1996-12-10
5581191 Microwave densitometer 1996-12-03
5576565 MIS capacitor and a semiconductor device utilizing said MIS capacitor Tsuguyasu Hatsuda, Ichirou Matsuo 1996-11-19
5558619 Endoscope system with automatic control according to movement of an operator Kuniaki Kami, Hideyuki Adachi, Koichi Umeyama, Yoshihiro Kosaka, Eiichi Fuse +6 more 1996-09-24
5512385 Hydrogen storage alloy and nickel-metal hydride storage battery using the same Katsunori Komori, Osamu Yamamoto, Yoshinori Toyoguchi, Kohei Suzuki, Ayako Tanaka +1 more 1996-04-30
5502393 Densitometer using a microwave Takeshi Yamaura, Takatsugu Ogata, Tsutomu Suzuki, Ikuo Arai 1996-03-26
5475825 Semiconductor device having combined fully associative memories Hirokazu Yonezawa 1995-12-12
5465344 Microprocessor with dual-port cache memory for reducing penalty of consecutive memory address accesses Koutarou Hirai 1995-11-07
5463751 Memory device having address translator and comparator for comparing memory cell array outputs Hirokazu Yonezawa 1995-10-31
5446851 Instruction supplier for a microprocessor capable of preventing a functional error operation 1995-08-29
5434989 Cache memory for efficient access with address selectors 1995-07-18
5433740 Method and apparatus for thermotherapy 1995-07-18
5398056 Endoscope system Hisao Yabe, Hiroyuki Sasa, Shigeru Nakajima, Kazunari Nakamura, Yoshihiro Okada +1 more 1995-03-14
5389898 Phase locked loop having plural selectable voltage controlled oscillators Osamu Taketoshi, Tsuguyasu Hatsuda 1995-02-14
5351677 Medical system having object information reproduction means for palpation Kuniaki Kami, Hideyuki Adachi, Koichi Umeyama, Yoshihiro Kosaka, Eiichi Fuse +6 more 1994-10-04
5339799 Medical system for reproducing a state of contact of the treatment section in the operation unit Kuniaki Kami, Hideyuki Adachi, Koichi Umeyama, Yoshihiro Kosaka, Eiichi Fuse +6 more 1994-08-23
5327372 Semiconductor memory device Akihisa Oka 1994-07-05
5315383 Endoscope system Hisao Yabe, Hiroyuki Sasa, Shigeru Nakajima, Kazunari Nakamura, Yoshihiro Okada +1 more 1994-05-24