Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
TT

Takashi Takeuchi

HIHitachi: 37 patents #587 of 28,497Top 3%
KTKabushiki Kaisha Toshiba: 19 patents #1,558 of 21,451Top 8%
PAPanasonic: 19 patents #1,080 of 21,108Top 6%
TSToshiba Medical Systems: 15 patents #56 of 1,088Top 6%
TLToyota Central R&D Labs: 12 patents #59 of 1,657Top 4%
Sumitomo Electric Industries: 10 patents #2,734 of 21,551Top 15%
SHShinkawa: 9 patents #33 of 229Top 15%
KAKao: 6 patents #545 of 3,221Top 20%
SESeiko Epson: 6 patents #2,663 of 7,774Top 35%
Canon: 5 patents #9,253 of 19,416Top 50%
Nissan Motor Co.: 4 patents #1,803 of 8,689Top 25%
NINidec: 4 patents #253 of 976Top 30%
HMHitachi Maxell: 4 patents #247 of 1,211Top 25%
TIToyota Industries: 4 patents #358 of 1,610Top 25%
SCSenju Sprinkler Co.: 3 patents #4 of 31Top 15%
AKAsahi Denka Kogyo K.K.: 3 patents #18 of 162Top 15%
HCHitachi Cable: 3 patents #224 of 1,086Top 25%
NENec: 3 patents #4,195 of 14,502Top 30%
OEOtis Elevator: 3 patents #506 of 1,840Top 30%
ALAdaptive Audio Limited: 3 patents #3 of 8Top 40%
SCSumitomo Metal Mining Co.: 3 patents #199 of 736Top 30%
Honda Motor Co.: 2 patents #8,527 of 21,052Top 45%
HCHitachi Ulsi Systems Co.: 2 patents #419 of 867Top 50%
MEMeidensha: 2 patents #147 of 555Top 30%
Brother Kogyo: 2 patents #1,845 of 2,767Top 70%
RERenesas Electronics: 2 patents #1,855 of 4,529Top 45%
Fujitsu Limited: 2 patents #10,930 of 24,456Top 45%
ACAdeka Argus Chemical Co.: 2 patents #24 of 63Top 40%
FUFujifilm: 2 patents #2,431 of 4,519Top 55%
PIPiolax: 1 patents #85 of 198Top 45%
KSKomatsu Shisakusho: 1 patents #409 of 885Top 50%
SCSanyo Electric Co.: 1 patents #3,644 of 6,347Top 60%
SCSaraya Co.: 1 patents #16 of 47Top 35%
KSKabushiki Kaisha Showa Seisakusho: 1 patents #9 of 45Top 20%
JVJvckenwood: 1 patents #386 of 736Top 55%
HIHitachi Video Engineering, Incorporated: 1 patents #69 of 181Top 40%
SHShowa: 1 patents #167 of 337Top 50%
DEDenso: 1 patents #6,940 of 11,792Top 60%
TOToyota: 1 patents #15,335 of 26,838Top 60%
KLKenwood Limited: 1 patents #119 of 319Top 40%
CKCalsonic Kansei: 1 patents #307 of 675Top 50%
VJVictor Company Of Japan: 1 patents #818 of 1,489Top 55%
HNHitachi Information Network: 1 patents #13 of 29Top 45%
HCHitachi Chemical Company: 1 patents #1,071 of 1,946Top 60%
UIUbe Industries: 1 patents #895 of 1,686Top 55%
Overall (All Time): #4,677 of 4,157,543Top 1%
172 Patents All Time

Issued Patents All Time

Showing 51–75 of 172 patents

Patent #TitleCo-InventorsDate
8265578 Radio receiving apparatus 2012-09-11
8247118 Non-aqueous solvent and non-aqueous electrolytic solution for energy storage device, and energy storage device, lithium secondary battery and electric double-layer capacitor each comprising the non-aqueous solvent or the non-aqueous electrolytic solution Masaki Hasegawa 2012-08-21
8241215 Ultrasonic diagnosis apparatus and method providing navigation information for positioning an ultrasonic probe 2012-08-14
8218544 Packet communicating apparatus Koji Wakayama 2012-07-10
8216149 Puncture adaptor, ultrasonic probe for puncture, ultrasonic diagnostic apparatus for puncture, method for detecting angle of puncture needle Yutaka Oonuki, Hiroyuki Shikata 2012-07-10
8211577 Nonaqueous solvent and nonaqueous electrolytic solution for electricity storage device and nonaqueous electricity storage device, lithium secondary battery and electric double layer capacitor using the same Masaki Hasegawa 2012-07-03
8187747 Positive Electrode active material for non-aqueous electrolyte-based secondary battery, production method therefor and non-aqueous electrolyte-based secondary battery using the same Isao Abe, Satoshi Matsumoto, Shuji Tsutsumi 2012-05-29
8158283 Lithium/nickel composite oxide positive electrode active material for non-aqueous electrolyte-based secondary battery and battery using the same Isao Abe, Satoshi Matsumoto, Shuji Tsutsumi 2012-04-17
8091428 Ultrasonic probe and ultrasonic diagnostic apparatus Yasuo Miyajima, Takashi Ogawa 2012-01-10
8075487 Ultrasound diagnosis system including a motor driving multiplane ultrasound probe and image data acquiring method Hiroyuki Shikata, Hideki Kosaku 2011-12-13
8035169 Semiconductor device with suppressed crystal defects in active areas Hiroshi Ishida, Atsushi Maeda, Minoru Abiko, Takehiko Kijima, Shoji Yoshida +4 more 2011-10-11
8035278 Ultrasonic probe, ultrasonic diagnosis apparatus, and ultrasonic probe manufacturing method Hiroyuki Shikata 2011-10-11
7981546 Non-aqueous electrolyte secondary battery Akihiro Taniguchi, Shuji Tsutsumi, Kensuke Nakura, Hiroshi Matsuno, Hideo Sasaoka +1 more 2011-07-19
7902571 III-V group compound semiconductor device including a buffer layer having III-V group compound semiconductor crystal Ryota Isono 2011-03-08
7898154 Ultrasound probe and method for manufacturing the same Takashi Ogawa, Koichi Shibamoto 2011-03-01
7884387 Epitaxial wafer for semiconductor light emitting diode and semiconductor light emitting diode using same Toshimitsu Sukegawa 2011-02-08
7843909 Packet communicating apparatus Koji Wakayama 2010-11-30
7807298 Non-aqueous electrolyte secondary battery with laminated separator Akira Nagasaki, Hiroshi Yoshizawa 2010-10-05
7776474 Non-aqueous electrolyte secondary battery Akihiro Taniguchi, Kohei Suzuki, Shuji Tsutsumi, Mitsuhiro Takeno, Kozo Watanabe +1 more 2010-08-17
7755256 Ultrasonic diagnostic apparatus and ultrasonic probe Koichi Shibamoto, Minoru Aoki, Yasuhisa Makita, Hiroyuki Shikata 2010-07-13
7745977 Ultrasonic probe Minoru Aoki, Hiroyuki Shikata, Yasuhisa Makita, Koichi Shibamoto 2010-06-29
7708921 Solution film-forming method 2010-05-04
7598658 Ultrasonic probe Hiroyuki Shikata, Minoru Aoki, Shinichi Sato, Masaaki Sudo 2009-10-06
7403477 Packet communicating apparatus Koji Wakayama 2008-07-22
7401390 Tenter device and method for drying film Takao Kumazawa 2008-07-22