Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Tetsuya Takeuchi — 71 Patents

Canon: 19 patents #3,489 of 19,416Top 20%
ATAgilent Technologies: 12 patents #128 of 3,411Top 4%
MUMeijo University: 11 patents #3 of 103Top 3%
LULumileds Lighting Us: 6 patents #18 of 139Top 15%
SCStanley Electric Co.: 6 patents #112 of 1,072Top 15%
TCToyoda Gosei Co.: 5 patents #462 of 2,296Top 25%
UNUnknown: 5 patents #3,065 of 83,584Top 4%
TITokai Rubber Industries: 4 patents #98 of 557Top 20%
FLFujitsu Semiconductor Limited: 3 patents #229 of 1,301Top 20%
Denso: 3 patents #3,857 of 11,792Top 35%
Pioneer Electronic: 2 patents #804 of 1,840Top 45%
KOKomori: 2 patents #78 of 219Top 40%
Sumitomo Electric Industries: 2 patents #9,741 of 21,551Top 50%
JAJapan Science And Technology Agency: 1 patents #756 of 2,171Top 35%
Fujitsu Limited: 1 patents #14,843 of 24,456Top 65%
PCPhilips Lumileds Lighting Company: 1 patents #104 of 181Top 60%
KCKoito Manufacturing Co.: 1 patents #610 of 1,047Top 60%
SCSokkisha Co.: 1 patents #4 of 26Top 20%
Overall (All Time): #28,405 of 4,157,543Top 1%
71 Patents All Time
Tetsuya Takeuchi has been granted 71 US patents while listed as an inventor at Canon. The first was granted in 1986 and the most recent in February 2024. Tetsuya Takeuchi ranks #28,405 of 4,157,543 US inventors in our database (top 0.68%). Patent records list Tetsuya Takeuchi in Aizuwakamatsu, CA, JP.

Issued Patents All Time

Showing 1–25 of 71 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
11916164 Method for manufacturing light-emitting element and method for removing hydrogen from light-emitting element Yoshiki Saito, Shinya Boyama, Shinichi Matsui, Hiroshi Miwa, Kengo Nagata +1 more 2024-02-27
11462659 Semiconductor light emitting device and manufacturing method of semiconductor light emitting device Satoshi Kamiyama, Motoaki Iwaya, Isamu Akasaki, Lu Weifang, Naoki Sone +3 more 2022-10-04 $98,000
11146040 Semiconductor multilayer film reflecting mirror and vertical cavity light-emitting element Isamu Akasaki, Kazuki Kiyohara, Masaru Takizawa, Ji-Hao Liang 2021-10-12
10892601 Vertical cavity light-emitting element Masaru Kuramoto, Seiichiro Kobayashi 2021-01-12
10833223 Group III nitride semiconductor light-emitting device and production method therefor Satoshi Kamiyama, Motoaki Iwaya, Isamu Akasaki, Hisanori Kojima, Toshiki Yasuda +1 more 2020-11-10
10593831 Nitride semiconductor multilayer film reflector and light-emitting device using the same Motoaki Iwaya, Isamu Akasaki 2020-03-17
10411438 Semiconductor multilayer film reflecting mirror, vertical cavity light-emitting element using the reflecting mirror, and methods for manufacturing the reflecting mirror and the element Isamu Akasaki, Takanobu Akagi 2019-09-10
10116120 Semiconductor multilayer film mirror, vertical cavity type light-emitting element using the mirror, and methods for manufacturing the mirror and the element Isamu Akasaki, Shinichi Tanaka, Kazufumi Tanaka 2018-10-30
9847449 Nitride semiconductor light-emitting device with periodic gain active layers Kenjo Matsui, Motoaki Iwaya, Isamu Akasaki, Takanobu Akagi, Sho Iwayama 2017-12-19
9716209 Method of manufacturing n-p-n nitride-semiconductor light-emitting device, and n-p-n nitride-semiconductor light-emitting device Yuka Kuwano, Motoaki Iwaya, Isamu Akasaki 2017-07-25
9666753 Nitride semiconductor light emitting device and method of fabricating the same Daisuke Komori, Kaku Takarabe, Motoaki Iwaya, Isamu Akasaki 2017-05-30
9470940 Semiconductor device and method for fabricating semiconductor device Tomiyasu Saito, Tatsuya Mise, Yoshio Matsuzawa 2016-10-18
9437775 Nitride semiconductor light-emitting device Motoaki Iwaya, Isamu Akasaki 2016-09-06
8901743 Fabrication of semiconductor device including chemical mechanical polishing Tomiyasu Saito, Tatsuya Mise, Hiromichi Ichikawa, Genshi Okuda 2014-12-02
8653501 Emitting device and manufacturing method therefor Tatsuro Uchida, Mitsuhiro Ikuta 2014-02-18 $41,000
8545648 Method for producing heat insulating laminate structure, heat insulating laminate structure, and transparent laminate film for the same Hiroki Inagaki, Tetsuji Narasaki, Masataka INUZUKA, Osamu Goto 2013-10-01
8455086 Transparent laminate film and method for producing same Masataka INUDUKA, Hiroki Inagaki, Tetsuji Narasaki, Taiji NISHITANI 2013-06-04
8416824 Surface emitting laser with current constriction layer and multiple active regions Yoshinobu Sekiguchi 2013-04-09 $67,000
8249125 Optical device including multilayer reflector and vertical cavity surface emitting laser 2012-08-21 $84,000
8228965 Surface emitting laser, manufacturing method of surface emitting laser, surface emitting laser array, manufacturing method of surface emitting laser array, and optical apparatus including surface emitting laser array 2012-07-24 $64,000
8164104 Light emitting element array and image forming apparatus 2012-04-24 $93,000
8116345 Surface emitting laser and image forming apparatus 2012-02-14 $167,000
8116344 Red surface emitting laser element, image forming device, and image display apparatus Mamoru Uchida, Tomoyuki Miyamoto, Fumio Koyama 2012-02-14 $167,000
8073035 Surface emitting laser, manufacturing method of surface emitting laser, surface emitting laser array, manufacturing method of surface emitting laser array, and optical apparatus including surface emitting laser array 2011-12-06 $185,000
7967654 Organic electroluminescence element, process for preparation of the same, and electrode film Yoshio Taniguchi, Masato Sugiyama, Shingo Hibino, Ryo Minoshima 2011-06-28