TK

Takashi Kato

FU Fujifilm: 38 patents #133 of 4,519Top 3%
Honda Motor Co.: 36 patents #153 of 21,052Top 1%
Fujitsu Limited: 33 patents #645 of 24,456Top 3%
Canon: 31 patents #1,730 of 19,416Top 9%
CH Chisso: 29 patents #21 of 833Top 3%
Sumitomo Electric Industries: 27 patents #600 of 21,551Top 3%
SE Seiko Epson: 19 patents #952 of 7,774Top 15%
TO Toyota: 14 patents #1,948 of 26,838Top 8%
Nissan Motor Co.: 12 patents #548 of 8,689Top 7%
CP Chisso Petrochemical: 12 patents #7 of 139Top 6%
Aisin Seiki Kabushiki Kaisha: 11 patents #268 of 3,782Top 8%
HI Hitachi: 9 patents #4,653 of 28,497Top 20%
SO Sony: 9 patents #4,874 of 25,231Top 20%
KC Kohoku Kogyo Co.: 8 patents #1 of 24Top 5%
TC Toyoda Gosei Co.: 8 patents #292 of 2,296Top 15%
Yamaha: 7 patents #373 of 2,001Top 20%
JS Jsr: 7 patents #154 of 1,137Top 15%
SC Sanken Electric Co.: 7 patents #42 of 315Top 15%
MC Meidoh Co.: 7 patents #1 of 10Top 10%
FU Fujinon: 7 patents #41 of 339Top 15%
AK Aisan Kogyo Kabushiki Kaisha: 6 patents #76 of 642Top 15%
AD Advantest: 6 patents #167 of 1,193Top 15%
PA Panasonic: 5 patents #5,165 of 21,108Top 25%
JN Jnc: 5 patents #66 of 413Top 20%
SC Sumitomo Chemical: 5 patents #946 of 4,033Top 25%
TO Tokico: 4 patents #58 of 359Top 20%
MC Minolta Co.: 4 patents #477 of 1,416Top 35%
FC Fuji Photo Optical Co.: 4 patents #132 of 509Top 30%
TT The University Of Tokyo: 4 patents #204 of 2,633Top 8%
UN Unicharm: 4 patents #215 of 624Top 35%
NS Nippon Sanso: 4 patents #40 of 243Top 20%
WARF: 4 patents #486 of 4,123Top 15%
Ngk Spark Plug Co.: 4 patents #450 of 1,594Top 30%
YA Yazaki: 4 patents #1,022 of 3,427Top 30%
Mitsubishi Electric: 3 patents #8,691 of 25,717Top 35%
OC Osaka Gas Co.: 3 patents #83 of 689Top 15%
AI Aisin: 3 patents #81 of 1,000Top 9%
TC Tachi-S Co.: 3 patents #96 of 398Top 25%
JI Japan Atomic Energy Research Institute: 2 patents #81 of 609Top 15%
OC Okuno Chemical Industries Co.: 2 patents #8 of 77Top 15%
JP Jnc Petrochemical: 2 patents #68 of 122Top 60%
FD Fdk: 2 patents #88 of 324Top 30%
YK Ykk: 2 patents #317 of 845Top 40%
CF Cornell Research Foundation: 2 patents #418 of 1,638Top 30%
YC Yachiyo Industry Co.: 2 patents #41 of 139Top 30%
CK Ckd: 2 patents #99 of 332Top 30%
UN Unknown: 1 patents #29,356 of 83,584Top 40%
U.S. Philips: 1 patents #4,133 of 8,851Top 50%
YK Yachiyo Kogyo Kabushiki Kaisha: 1 patents #32 of 75Top 45%
Nsk: 1 patents #937 of 1,559Top 65%
AC Aisin Aw Co.: 1 patents #1,133 of 2,011Top 60%
AC Asahi Intecc Co.: 1 patents #72 of 155Top 50%
AC Asahi Malleable Iron Co.: 1 patents #5 of 12Top 45%
AC Asahitec Co.: 1 patents #15 of 29Top 55%
CG Celanese Gmbh: 1 patents #216 of 478Top 50%
DC Daihatsu Motor Co.: 1 patents #84 of 248Top 35%
DI Drug Delivery System Institute: 1 patents #17 of 35Top 50%
EC Eisai R&D Management Co.: 1 patents #478 of 817Top 60%
FL Fujitsu Media Devices Limited: 1 patents #89 of 136Top 70%
HM Hino Motors: 1 patents #109 of 311Top 40%
IC Ishikawajima-Harima Heavy Industries Co.: 1 patents #251 of 611Top 45%
JD Japan Display: 1 patents #900 of 1,204Top 75%
JT Japan Science And Technology: 1 patents #225 of 836Top 30%
JA Japan Science And Technology Agency: 1 patents #756 of 2,171Top 35%
JG Jgc: 1 patents #137 of 393Top 35%
KG Kabushiki Kaisha Alpha Giken: 1 patents #4 of 14Top 30%
KK Kabushiki Kaisha Meiji Gomu Kasei: 1 patents #6 of 38Top 20%
KT Kabushiki Kaisha Top: 1 patents #53 of 213Top 25%
KU Keio University: 1 patents #190 of 781Top 25%
KS Kobe Steel: 1 patents #937 of 1,773Top 55%
KO Konica Minolta Opto: 1 patents #236 of 418Top 60%
Kubota: 1 patents #1,212 of 2,059Top 60%
Kyocera: 1 patents #2,054 of 3,732Top 60%
LS Lem Intellectual Property Sa: 1 patents #12 of 34Top 40%
ME Mistubishi Electric: 1 patents #1 of 47Top 3%
NG National Center For Geriatrics And Gerontology: 1 patents #15 of 52Top 30%
NE Nec Electronics: 1 patents #715 of 1,789Top 40%
NC Neturen Co.: 1 patents #80 of 161Top 50%
NC Nippon Pillar Packing Co.: 1 patents #101 of 218Top 50%
NC Nippon Soda Co.: 1 patents #348 of 648Top 55%
Apple: 1 patents #12,251 of 18,612Top 70%
OH Ohara: 1 patents #57 of 89Top 65%
OK Osaka Yuki Kagaku Kogyo Kabushiki Kaisha: 1 patents #15 of 31Top 50%
PP Pasona Knowledge Partner: 1 patents #22 of 32Top 70%
Pioneer Electronic: 1 patents #1,093 of 1,840Top 60%
RK Rikagaku Kenkyusho: 1 patents #70 of 207Top 35%
SC Sanyo Electric Co.: 1 patents #3,644 of 6,347Top 60%
SK Shonan Gosei-Jushi Seisakusho K.K.: 1 patents #12 of 21Top 60%
TS Taiyo Nippon Sanso: 1 patents #91 of 203Top 45%
TA Takenaka: 1 patents #67 of 199Top 35%
TC Tokai Industrial Sewing Machine Co.: 1 patents #4 of 8Top 50%
TO Tosoh: 1 patents #576 of 1,042Top 60%
TC Totoku Electric Co.: 1 patents #29 of 92Top 35%
UL Udc Ireland Limited: 1 patents #96 of 148Top 65%
Overall (All Time): #522 of 4,157,543Top 1%
434
Patents All Time

Issued Patents All Time

Showing 1–25 of 434 patents

Patent #TitleCo-InventorsDate
12379304 Particle analyzer, particle analysis method, and optical measurement device Takeshi Hatakeyama, Satoshi Nagae, Masanobu Nonaka, Kenji Ishida, Naomichi Kikuchi 2025-08-05
12350940 Liquid ejection head Yoshiyuki Nakagawa 2025-07-08
12337111 Mask for mechanical ventilator Masahiko Hara, Yuto Kido 2025-06-24
12258488 Film-forming treatment liquid Taro Konuma, Teruhiko Kagehisa, Masafumi Nozaki, Katsumasa Shimahashi 2025-03-25
12122156 Liquid ejection apparatus and determination method for determining ejection state Yoshiyuki Nakagawa 2024-10-22
11955854 Armature and manufacturing method of armature Kiyotaka Koga, Takahiro KOBUCHI 2024-04-09
D1016104 Meter panel of a tractor Yoshihiro Kushita, Shunichiro Mori 2024-02-27
11893546 Automated asset management and planning Daichi Yoshikawa, Yongyang Wang, Tomohiro Kawaji, Joel Michael Weingarten 2024-02-06
11863036 Armature and manufacturing method of armature Kiyotaka Koga, Takahiro KOBUCHI 2024-01-02
11843224 Quantum cascade laser 2023-12-12
11835766 Slope gain equalizer Toshihisa Okubo 2023-12-05
11720816 Predicting pipe failure Daichi Yoshikawa 2023-08-08
11691912 Chemically strengthened and textured glass housing member Masashige Tatebe, Takahiro Oshima, Jody R. Akana, Palaniappan Chinnakaruppan, Tushar S. Deshpande +3 more 2023-07-04
11682128 Face image processing device and face image processing program Shin-ichi Kojima, Yuya Yamada, Shin Osuga, Koki Ueda, Yuta Kawai +1 more 2023-06-20
11673172 Method and system for recovering pulp fibers from used absorbent articles Takayoshi Konishi, Toshio Hiraoka, Noritomo Kurita 2023-06-13
11658317 Method of inspection for erroneous assembly of fuel cell stacks Toru Ikeda, Naohiro Kawakita, Keiichi Iio 2023-05-23
11598908 Interference filter module Toshihisa Okubo 2023-03-07
11571125 Line-of-sight measurement device Shin-ichi Kojima, Shin Osuga, Yuya Yamada, Takeshi Matsumura 2023-02-07
11367413 Display device, method for displaying image data and mobile terminal Masaki Tsubokura, Takao Imaoku 2022-06-21
11358123 Method for recycling superabsorbent polymer derived from used absorbent article and recycled superabsorbent polymer derived from used absorbent article Takayoshi Konishi, Kouichi Yamaki, Noritomo Kurita 2022-06-14
11305386 Heat exchanger, air conditioner, and apparatus for manufacturing heat exchanger Toshimichi Baba, Nobuaki Miyake, Ryoichi Ikeda 2022-04-19
11302935 Fuel cell stack, dummy cell for fuel cell stack, and method of producing dummy cell Yutaka Ebato 2022-04-12
11224667 11C-labeled catechol derivative, pet probe of phosphorylated tau aggregation inhibitor using the same, and production method of the same Masaaki Suzuki, Kengo Ito, Hiroshi IKENUMA, Hiroko Koyama 2022-01-18
11210497 Occupant modeling device, occupant modeling method, and occupant modeling program Shin Osuga, Yoshiyuki Yamada, Tetsuya Hattori 2021-12-28
11196058 Frame equipped membrane electrode assembly, method of producing the frame equipped membrane electrode assembly, and fuel cell Yutaka Ebato, Satoru Terada, Matthew J. Beutel 2021-12-07