Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
HI

Hajime Ito — 70 Patents

Denso: 35 patents #121 of 11,792Top 2%
ICIdemitsu Kosan Co.: 5 patents #272 of 1,237Top 25%
TIToyota Industries: 5 patents #463 of 1,610Top 30%
Toyota: 4 patents #6,797 of 26,838Top 30%
Kubota: 3 patents #629 of 2,059Top 35%
NCNippon Chemical Industrial Co.: 3 patents #36 of 212Top 20%
NCNippondenso Co.: 3 patents #799 of 3,479Top 25%
Sony: 2 patents #13,023 of 25,231Top 55%
Honda Motor Co.: 2 patents #8,527 of 21,052Top 45%
ICIdemitsu Petrochemical Co.: 2 patents #182 of 578Top 35%
ACAsahi Glass Co.: 2 patents #833 of 2,251Top 40%
Hitachi: 1 patents #17,777 of 28,497Top 65%
KIKuroda Precision Industries: 1 patents #25 of 52Top 50%
HKHitachi Kiden Kogyo: 1 patents #8 of 28Top 30%
YAYazaki: 1 patents #2,179 of 3,427Top 65%
NSNippon Soken: 1 patents #783 of 1,540Top 55%
DCDaiichi Fine Chemical Co.: 1 patents #7 of 32Top 25%
Overall (All Time): #29,186 of 4,157,543Top 1%
70 Patents All Time
Hajime Ito has been granted 70 US patents while listed as an inventor at Denso. The first was granted in 1983 and the most recent in September 2022. Hajime Ito ranks #29,186 of 4,157,543 US inventors in our database (top 0.70%). Patent records list Hajime Ito in Wako, MH, JP.

Issued Patents All Time

Showing 1–25 of 70 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
11453678 Solvent-free cross-coupling reaction, and production method using said reaction Koji Kubota 2022-09-27
11084835 2,3-bisphosphinopyrazine derivative, method for producing same, transition metal complex, asymmetric catalyst, and method for producing organic boron compound Hiroaki Iwamoto, Tsuneo Imamoto, Ken Tamura, Natsuhiro Sano 2021-08-10
11053265 Optically active substituted 2,3-bisphosphinoquinoxalines and processes for producing the same Hiroaki Iwamoto, Tsuneo Imamoto, Ken Tamura 2021-07-06
10488669 Head-mounted display Daisuke Kuriki, Tomoko Ino 2019-11-26 $343,000
8084650 Adamantane derivative, resin composition containing same, and optoelectronic member and sealing agent for electronic circuit using those Yasunari Okada, Hideki Yamane, Nobuaki Matsumoto 2011-12-27
8017800 Adamantyl group-containing epoxy-modified (meth)acrylate and resin composition containing the same Yasunari Okada, Hideki Yamane, Nobuaki Matsumoto 2011-09-13
8003615 Stable vitamin B6 derivative Keiji Sakamoto, Koichi Wada, Nobuhiro Take, Hiroshi Morimoto, Fumio Maniwa +1 more 2011-08-23
7960483 Adamantane derivative, composition comprising the derivative, and optical and electronic member using the composition Yasunari Okada, Hideki Yamane, Nobuaki Matsumoto 2011-06-14
7838697 Manufacturing method of organoboron compound Masaya Sawamura 2010-11-23
7790917 Adamantyl group-containing epoxy-modified (meth)acrylate and resin composition containing the same Yasunari Okada, Hideki Yamane, Nobuaki Matsumoto 2010-09-07
7555958 Physical quantity detector 2009-07-07
7466119 Sensor circuit for detection of an abnormal offset voltage Shunji Mase, Takao Tsuruhara 2008-12-16
7434466 Gyro sensor 2008-10-14
7377132 Conduit for molten glass, molten glass degassing method and molten glass degassing apparatus Kazuo Hamashima, Yasuharu Hirahara 2008-05-27
7312354 Adamantane derivative and production process for the same Shinji Tanaka 2007-12-25
7292021 Anomaly detector for vibratory angular rate sensor Takao Tsuruhara, Shunji Mase 2007-11-06
7265616 Charge amplifier Takao Tsuruhata 2007-09-04
7216538 Vibratory angular rate sensor Kenichi Ao 2007-05-15
7197930 Gyro sensor Mikio Sugiki, Yuji Kutsuna, Takao Tsuruhara 2007-04-03
7000471 Angular velocity sensor device 2006-02-21
6957128 Vehicle information processing method, apparatus therefor and vehicle therewith Masuo Sugiura 2005-10-18 $442,000
6923418 Engine auxiliary equipment mounting construction Naoki Hotta 2005-08-02 $250,000
6837549 Light alloy wheel for vehicle and method and apparatus for producing same Minoru Kanai, Masanobu Taniguchi, Kenji Usui 2005-01-04 $110,000
6809527 METHOD OF MEASURING A CHARACTERISTIC OF A CAPACITIVE TYPE OF SENSOR, A SENSOR CHARACTERISTIC MEASURING APPARATUS, A CAPACITIVE TYPE OF SENSOR APPARATUS, AND AN IC CHIP FOR MEASURING A SENSOR CHARACTERISTIC Seiichiro Ishio, Yasutoshi Suzuki, Yasuaki Makino, Norikazu Ohta, Keiichi Shimaoka +1 more 2004-10-26
6806398 Process for removing mercury from liquid hydrocarbon Tsunenori Sakai, Jun Mase 2004-10-19