KT

Kenji Tanaka

SO Sony: 102 patents #110 of 25,231Top 1%
Sharp Kabushiki Kaisha: 31 patents #429 of 10,731Top 4%
Fujitsu Limited: 17 patents #1,701 of 24,456Top 7%
Mitsubishi Electric: 16 patents #1,485 of 25,717Top 6%
Ricoh Company: 15 patents #1,477 of 9,818Top 20%
MC Murata Manufacturing Co.: 15 patents #473 of 5,295Top 9%
HM Hitachi Maxell: 12 patents #56 of 1,211Top 5%
SI Sanyo Chemical Industries: 11 patents #4 of 607Top 1%
GC Green Cross: 6 patents #44 of 527Top 9%
NT NTT: 6 patents #897 of 4,871Top 20%
Rohm Co.: 6 patents #487 of 2,292Top 25%
TC Takano Co.: 6 patents #3 of 56Top 6%
SE Seiko Epson: 6 patents #2,663 of 7,774Top 35%
IC Idemitsu Petrochemical Co.: 5 patents #66 of 578Top 15%
SC Shin-Etsu Chemical Co.: 5 patents #647 of 2,176Top 30%
NC Nippon Petrochemicals, Co.: 4 patents #57 of 359Top 20%
IC Idemitsu Kosan Co.: 4 patents #327 of 1,237Top 30%
Pioneer Electronic: 4 patents #477 of 1,840Top 30%
TC Teitokusha Co.: 4 patents #2 of 9Top 25%
TO Toyota: 4 patents #6,703 of 26,838Top 25%
HE Hitachi Kokusai Electric: 4 patents #206 of 843Top 25%
TO Tokuyama: 4 patents #77 of 562Top 15%
KT Kabushiki Kaisha Toshiba: 3 patents #8,011 of 21,451Top 40%
JN Juniper Networks: 3 patents #1,011 of 2,602Top 40%
NM Nisshin Flour Milling: 3 patents #74 of 320Top 25%
SC Showa Denko Materials Co.: 3 patents #43 of 270Top 20%
GI Gs Yuasa International: 3 patents #142 of 491Top 30%
TS Tokuyama Soda: 3 patents #16 of 151Top 15%
TK Toshiba Tec Kabushiki Kaisha: 3 patents #733 of 1,664Top 45%
HC Hitachi Chemical Company: 3 patents #513 of 1,946Top 30%
AC Asahi Glass Co.: 3 patents #625 of 2,251Top 30%
VJ Victor Company Of Japan: 2 patents #523 of 1,489Top 40%
MC Mitsubishi Yuka Fine Chemicals Co.: 2 patents #7 of 39Top 20%
HP HP: 2 patents #5,870 of 16,619Top 40%
TC Toshiba Client Solutions Co.: 2 patents #9 of 84Top 15%
TA Tadano: 2 patents #46 of 139Top 35%
Nsk: 2 patents #645 of 1,559Top 45%
Aisin Seiki Kabushiki Kaisha: 2 patents #1,427 of 3,782Top 40%
AC Arisawa Mfg. Co.: 2 patents #22 of 105Top 25%
KA Kao: 2 patents #1,388 of 3,221Top 45%
Sumitomo Electric Industries: 2 patents #9,741 of 21,551Top 50%
RE Renesas Electronics: 2 patents #1,855 of 4,529Top 45%
Mazda Motor: 2 patents #1,722 of 4,755Top 40%
NI Ngk Insulators: 1 patents #1,271 of 2,083Top 65%
AN Anritsu: 1 patents #314 of 633Top 50%
BC Banyu Pharmaceutical Co.: 1 patents #210 of 330Top 65%
DL Denka Company Limited: 1 patents #223 of 434Top 55%
DK Denki Kagaku Kogyo: 1 patents #291 of 655Top 45%
EM Elpida Memory: 1 patents #419 of 692Top 65%
FU Fuji: 1 patents #263 of 422Top 65%
FC Fuji Machine Mfg. Co.: 1 patents #140 of 245Top 60%
FU Fujifilm: 1 patents #3,076 of 4,519Top 70%
HC Hitachi Ulsi Systems Co.: 1 patents #577 of 867Top 70%
Honda Motor Co.: 1 patents #12,035 of 21,052Top 60%
KU Kagoshima University: 1 patents #28 of 155Top 20%
KE Keihin: 1 patents #237 of 596Top 40%
KC Kuraray Co.: 1 patents #981 of 1,827Top 55%
KC Kyowa Hakko Bio Co.: 1 patents #62 of 123Top 55%
MA Maxell: 1 patents #286 of 437Top 70%
ML Miz Company Limited: 1 patents #12 of 27Top 45%
NE Nec Electronics: 1 patents #715 of 1,789Top 40%
NC Nihon Yamamura Glass Co.: 1 patents #22 of 76Top 30%
NC Nippon Seiko Co.: 1 patents #121 of 315Top 40%
NC Nippondenso Co.: 1 patents #1,765 of 3,479Top 55%
OU Osaka University: 1 patents #681 of 1,984Top 35%
RT Renesas Technology: 1 patents #1,991 of 3,337Top 60%
SC S-Printing Solution Co.: 1 patents #132 of 396Top 35%
SI Sumitomo Metal Industries: 1 patents #630 of 1,462Top 45%
CU Columbia University: 1 patents #1,151 of 2,492Top 50%
TC Tokai Rika Co.: 1 patents #5 of 18Top 30%
TK Toyo Boseki Kabushiki Kaisha: 1 patents #541 of 1,085Top 50%
UN Unicharm: 1 patents #390 of 624Top 65%
YA Yazaki: 1 patents #2,077 of 3,427Top 65%
Overall (All Time): #835 of 4,157,543Top 1%
359
Patents All Time

Issued Patents All Time

Showing 326–350 of 359 patents

Patent #TitleCo-InventorsDate
5322896 Process for producing improved water absorbing resin and resin made by the same Shigeki Ueda 1994-06-21
5314949 Polycarbonate resin composition Shiro Kozakura, Shigeki Kuze 1994-05-24
5298321 Recyclable vehicular cushioning material and seat Hideo Isoda, Mitsuhiro Sakuda, Yoshihiro Amagi, Kunio Kimura, Michio Kobayashi +2 more 1994-03-29
5287349 ATM exchange system Ryuji Hyodo, Susumu Eda, Katsumi Oomuro, Osamu Sekihata, Hiroyuki Hatta +4 more 1994-02-15
5142765 Lead mounting apparatus 1992-09-01
5138034 Method of fractionating plasma proteins Yahiro Uemura, Kazuo Takechi 1992-08-11
5130058 Photochromic compound, process for production thereof, use thereof and composition containing said photochromic compound Takashi Tanaka, Satoshi Imura, Yasuji Kida 1992-07-14
5116950 Process for heat treating fibrinogen Kenmi Miyano, Hideo Nishimaki, Yoshiro Iga 1992-05-26
5106998 Photochromic compound, composition and use thereof Takashi Tanaka, Satoshi Imura, Yasuji Kida 1992-04-21
4996050 Fibrinolytic activity enhancer Minoru Tsukada, Yoshiro Iga 1991-02-26
4975633 Spectrum analyzer having means for displaying spectrum data together with power value thereof Hiromichi Toda 1990-12-04
4949328 Disk player for playing both sides of a disk or multiple disks without ejection thereof and a disk player with a disk being played that overlaps disks stored in a storage receptor Masao Kase, Toshiaki Koizumi, Masatsugu Otaki, Masakazu Yamashita, Ryo Matsuura 1990-08-14
4945398 Overcurrent preventive diode Yoshio Kurita, Katsuhiro Takami, Yuji Kosumi 1990-07-31
4931862 Filter change-over mechanism for use in color image reading apparatus Motokazu Nakao, Tomotarou Tojo 1990-06-05
4923815 Process for heat treating thrombin Kenmi Miyano, Hideo Nishimaki, Yoshiro Iga 1990-05-08
4906114 Electronic typewriter Kiyotaka Mori 1990-03-06
4860523 Hermetic packaging apparatus Iwao Teteishi, Yoshiyuki Ogura, Takeshi Hashimoto, Tuguyoshi Ritou, Katsufumi Kajiyama +9 more 1989-08-29
4845700 Front loading disc player Toshiaki Koizumi, Masao Kase, Masatsugu Otaki, Masakazu Yamashita, Ryo Matsuura 1989-07-04
4786997 Disk clamping mechanism for a disk player Tadashi Funabashi 1988-11-22
4748206 Polyolefin composition and the same used for vehicle exterior members Motomi Nogiwa, Sachio Akai, Hiroshi Furuhashi, Toshimasa Takakusaki, Yoichi Kawai +2 more 1988-05-31
4731507 Electrical insulator string with bullet-proof protective rings Soichi Torimoto, Eiji Senda, Morio Nishikawa 1988-03-15
4694102 Calcium carboxylate phenol derivative Akiyoshi Oonishi, Makoto Tadeka, Kazuhiko Konno, Masaki Saito 1987-09-15
4674852 Coupling construction of a frame of spectacles and a coupling holder 1987-06-23
4657973 Polycarbonate resin composition Hideki Endo, Kazuto Hashimoto, Takeshi Matsumoto, Keishiro Igi, Takayuki Okamura +4 more 1987-04-14
4633008 Anti-oxidant phenol derivatives Akiyoshi Oonishi, Makoto Tadeka, Kazuhiko Konno, Masaki Saito 1986-12-30