TT

Takehiro Takahashi

NC Nihon Dempa Kogyo Co.: 37 patents #3 of 296Top 2%
NS Nippon Steel: 30 patents #16 of 4,423Top 1%
HM Hitachi Maxell: 6 patents #147 of 1,211Top 15%
KY Kyulux: 5 patents #18 of 91Top 20%
HC Hodogaya Chemical Co.: 4 patents #86 of 359Top 25%
NM Nippon Steel & Sumitomo Metal: 4 patents #273 of 1,491Top 20%
MM Mitsubishi Mining: 4 patents #189 of 2,247Top 9%
IBM: 3 patents #26,272 of 70,183Top 40%
TS Toshiba Mitsubishi-Electric Industrial Systems: 3 patents #110 of 368Top 30%
Pioneer: 2 patents #761 of 1,730Top 45%
HI Hitachi: 2 patents #13,388 of 28,497Top 50%
HI Hirata: 1 patents #76 of 174Top 45%
📍 Tokyo, WA: #13 of 89 inventorsTop 15%
Overall (All Time): #15,998 of 4,157,543Top 1%
95
Patents All Time

Issued Patents All Time

Showing 26–50 of 95 patents

Patent #TitleCo-InventorsDate
11634790 Plated steel sheet Takuya MITSUNOBU, Jun Maki, Hiroshi Takebayashi, Kohei Tokuda 2023-04-25
11618965 Ni-plated steel sheet and method for manufacturing Ni-plated steel sheet Yasuto Goto, Kiyokazu Ishizuka 2023-04-04
11584981 Plated steel sheet Takuya MITSUNOBU, Jun Maki, Hiroshi Takebayashi, Kohei Tokuda 2023-02-21
11352682 Surface-treated steel sheet and method for manufacturing surface-treated steel sheet Mamoru Saito, Kiyokazu Ishizuka, Yasuto Goto 2022-06-07
11283026 Compound having tetraazatriphenylene ring structure, light-emitting material, and organic electroluminescent device Chihaya Adachi, Takuma Yasuda, Katsuyuki Shizu 2022-03-22
11239439 Material for organic electroluminescent device, light-emitting material, and organic electroluminescent device Chihaya Adachi, Jun-Ichi Nishide, Yasuhide Hiraga 2022-02-01
11084252 Surface-treated steel sheet Mamoru Saito, Kiyokazu Ishizuka 2021-08-10
10951127 Power conversion apparatus Hiroyoshi Komatsu, Yukihisa Iijima 2021-03-16
10559757 Host material for delayed fluorescent materials, organic light-emitting device and compound Hirokazu Kuwabara, Takumi Shibata, William John Potscavage, Jr., Chihaya Adachi 2020-02-11
10559761 Light-emitting material, and organic electroluminescent device Chihaya Adachi 2020-02-11
10554420 Wireless connections to a wireless access point Thomas J. Cross, David Dewey 2020-02-04
10189229 Surface-treated steel sheet Kiyokazu Ishizuka 2019-01-29
10032995 Compound having diazatriphenylene ring structure, and organic electroluminescent device Chihaya Adachi, Takuma Yasuda, Katsuyuki Shizu, Kazunori Togashi 2018-07-24
9954687 Establishing a wireless connection to a wireless access point Thomas J. Cross, David Dewey 2018-04-24
9903004 Hot-rolled steel sheet and method for manufacturing the same Takeshi Toyoda, Takeshi Imai, Takeshi Yamamoto 2018-02-27
9547218 Lens module and portable photography device Akito Sakemoto, Hiroyasu Otsubo 2017-01-17
9362885 Piezoelectric device Takumi Ariji, HIROMASA NAKATAKE 2016-06-07
9197420 Using information in a digital certificate to authenticate a network of a wireless access point Thomas J. Cross, David Dewey 2015-11-24
9142940 Switchboard and cooling method thereof Akira Satou 2015-09-22
9132610 Ni-containing-surface-treated steel sheet for can and manufacturing method thereof Ikuo Kikuchi, Kenichiroh Matsumura 2015-09-15
9106200 Piezoelectric vibrating piece and piezoelectric device Shuichi Mizusawa, Masakazu Harada, Hiroaki Yamada, Takumi Ariji 2015-08-11
9041271 Crystal device Masakazu Harada, Takumi Ariji 2015-05-26
9035538 Piezoelectric vibrating piece and piezoelectric device Takumi Ariji 2015-05-19
9006960 Piezoelectric vibrating piece and piezoelectric device Shuichi Mizusawa 2015-04-14
8987974 Piezoelectric device and method for manufacturing the same Shuichi Mizusawa 2015-03-24