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

Hideki Ichikawa — 23 Patents

ADAdvantest: 7 patents #131 of 1,193Top 15%
Denso: 7 patents #1,924 of 11,792Top 20%
NCNippondenso Co.: 3 patents #799 of 3,479Top 25%
Sharp Kabushiki Kaisha: 3 patents #4,164 of 10,731Top 40%
NCNippon Soda Co.: 2 patents #207 of 648Top 35%
DGDuquesne University Of The Holy Ghost: 1 patents #25 of 43Top 60%
Overall (All Time): #178,160 of 4,157,543Top 5%
23 Patents All Time
Hideki Ichikawa has been granted 23 US patents while listed as an inventor at Advantest. The first was granted in 1996 and the most recent in November 2024. Hideki Ichikawa ranks #178,160 of 4,157,543 US inventors in our database (top 4.3%). Patent records list Hideki Ichikawa in Inazawa, TN, JP.

Patents per Year

Patents granted per year, 1996 to 2024Bar chart with a peak of 3 patents in 2000.peak 31996: 1 patents19961998: 2 patents1999: 1 patents19992000: 3 patents2003: 3 patents20032004: 2 patents2006: 2 patents20062007: 2 patents2008: 2 patents20082011: 1 patents2021: 1 patents20212022: 2 patents2024: 1 patents2024

Issued Patents All Time

Showing 1–23 of 23 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
12152166 Wet coating agent for fine particles Tooru Andoh, Yuki Uchida, Takato Nakagawa 2024-11-26
11372021 Electronic component handling device and electronic component testing apparatus Takatoshi Yoshino, Tse-kun CHEN 2022-06-28
11340638 Electronic component handling device and electronic component testing apparatus Hirotaka SASAKI 2022-05-24
10888520 Coated particle and method for producing coated particle Yoshinobu Fukumori, Satoru Abe, Yusuke Masue 2021-01-12
7999706 Characteristic acquisition device, method and program Masahiko Muto 2011-08-16 $30,000
7379851 CDMA signal waveform quality display system, method, and program, and storage medium storing the program Satoshi Koizumi, Juichi Nakada, Eiji Nishino 2008-05-27 $208,000
7352713 Multiplexed signal quality display system, method, and program, and storage medium storing the program Satoshi Koizumi, Juichi Nakada, Eiji Nishino 2008-04-01 $141,000
7217955 Semiconductor laser device Osamu Hamaoka, Hiroshi Nakatsu 2007-05-15
7168151 Method of manufacturing yoke of rotary electric machine Masami Niimi, Akifumi Hosoya, Masahiro Katoh 2007-01-30
7020096 Physical quantity display device for displaying physical quantity of multiple signals, method and recording medium Toshiaki Kurihara, Satoshi Koizumi, Eiji Nishino 2006-03-28 $229,000
7013243 Multiplexed signal quality display, method, and program, and recorded medium where the program is recorded Satoshi Koizumi, Juichi Nakada, Eiji Nishino 2006-03-14 $130,000
6804874 Method of manufacturing yoke of rotary electric machine Masami Niimi, Masahiro Takada, Akifumi Hosoya, Masahiro Katoh 2004-10-19
6784464 Semiconductor laser device and wire bonding method capable of easily performing reliable wire bonding Mamoru Okanishi, Terumitsu Santo, Toshihiko Yoshida 2004-08-31
6652790 Method of fabricating brushes Masami Niimi, Masahiro Katoh 2003-11-25
6562693 Semiconductor laser device and wire bonding method capable of easily performing reliable wire bonding Mamoru Okanishi, Terumitsu Santo, Toshihiko Yoshida 2003-05-13
6519837 Assembly/processing apparatus Koji Katahira, Norihisa Tsuchiyama 2003-02-18
6156340 Orally administrable time release drug containing products Christianah Moji Adeyeye, Yoshinobu Fukumori 2000-12-05
6118191 Method for bonding rotors of an electric rotating machine Kenichi Shibayama, Masashi Yoshida, Yujirou Kuwamura, Keizou Zyoukou, Junji Oishi 2000-09-12
6026558 Method for manufacturing armature of rotating electric machine Masashi Yoshida, Kenichi Shibayama, Yuujirou Kuwamura, Masahiro Takada, Koji Katahira +1 more 2000-02-22
5973434 Armature for rotary electric machine having welded joint between upper and lower coil conductors Masahiro Soh, Masanori Ohmi 1999-10-26
5778512 Manufacturing method for a rotor of an electric rotary machine Masahiro Takada, Kouji Katahira, Keniti Shibayama 1998-07-14
5745977 Method of manufacturing rotary electric machine Ryohei Saji 1998-05-05
5521441 Starter with band-shaped seal member Tsutomu Shiga, Nobuyuki Hayashi, Masanori Ohmi 1996-05-28