Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
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Hitoshi Ohkubo — 43 Patents

Tdk: 35 patents #95 of 3,796Top 3%
KOKonica: 4 patents #638 of 1,958Top 35%
SSSumitomo Wiring Systems: 1 patents #1,603 of 2,615Top 65%
TETokyo Shibaura Electric: 1 patents #96 of 337Top 30%
Toyota: 1 patents #15,335 of 26,838Top 60%
Overall (All Time): #69,499 of 4,157,543Top 2%
43 Patents All Time

Issued Patents All Time

Showing 26–43 of 43 patents

Patent #TitleCo-InventorsDate
10147540 Planar coil element and method for producing the same Kyohei Tonoyama, Makoto Morita, Tomokazu Ito, Manabu Ohta, Yoshihiro Maeda +2 more 2018-12-04
9406420 Coil component and magnetic metal powder containing resin used therefor Kyohei Tonoyama, Makoto Morita, Tomokazu Ito, Hideto Itoh, Yoshihiro Maeda +3 more 2016-08-02
9349522 Coil component Tomokazu Ito, Hideto Itoh, Yoshihiro Maeda, Manabu Ohta, Yuuya Kaname +2 more 2016-05-24
9236171 Coil component and method for producing same Tomokazu Ito, Yoshihiro Maeda, Makoto Morita, Toshiyuki Anbo, Kyohei Tonoyama +1 more 2016-01-12
9142343 Coil component Tomokazu Ito, Hideto Itoh, Yoshihiro Maeda, Manabu Ohta, Yuuya Kaname +1 more 2015-09-22
8975997 Planar coil element Kyohei Tonoyama, Makoto Morita, Tomokazu Ito, Manabu Ohta, Yoshihiro Maeda +2 more 2015-03-10
8183969 Coil component Takashi Kudo, Masatoshi Shindoh 2012-05-22
8048228 Masking apparatus and method of fabricating electronic component Hajime Kuwajima 2011-11-01
7905012 Method for manufacturing electronic components Hajime Kuwajima, Manabu Ohta 2011-03-15
7212095 Inductive element and manufacturing method of the same Shinichi Sato, Toshiaki Kikuchi 2007-05-01
6191592 Connection inspecting apparatus for a cord and a method for inspecting a connection of a cord Hiroyuki Ohsawa 2001-02-20
6035127 Apparatus for closing a film gate in a film cartridge in a single-use camera Tetsufumi Takaba, Masami Fujita, Shuri Mizoguchi, Masaru Yamazaki, Osamu Shibazaki 2000-03-07
5862427 Apparatus for preventing opening of a single-use camera until the light shield is closed Tetsufumi Takaba, Masami Fujita, Shuri Mizoguchi, Masaru Yamazaki, Osamu Shibazaki 1999-01-19
5679420 Polymer resin packaging material for photographic light sensitive material Masahiko Taguchi, Katsunori Goi 1997-10-21
5462710 Manufacturing method of a flange for use in a film cartridge Osamu Shibazaki 1995-10-31
4781218 Valve assembly for use in a fuel tank of a vehicle Eiji Mori 1988-11-01
4727350 Surge absorber 1988-02-23
4194148 Measuring apparatus for measuring a charging degree of liquid 1980-03-18