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USPTO Patent Rankings Data through Dec 31, 2025
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Narushi Ito — 17 Patents

Nec: 9 patents #1,544 of 14,502Top 15%
PRProvigate: 3 patents #1 of 9Top 15%
TATanita: 3 patents #51 of 216Top 25%
KUKeio University: 1 patents #190 of 781Top 25%
NTNational Institute Of Advanced Industrial Science And Technology: 1 patents #1,256 of 3,134Top 45%
Tokyo, JP: #9,037 of 90,295 inventorsTop 15%
Overall (All Time): #263,971 of 4,157,543Top 7%
17 Patents All Time
Narushi Ito has been granted 17 US patents while listed as an inventor at Nec. The first was granted in 1990 and the most recent in December 2025. Narushi Ito ranks #263,971 of 4,157,543 US inventors in our database (top 6.3%). Patent records list Narushi Ito in Tokyo, JP.

Patents per Year

Patents granted per year, 1990 to 2025Bar chart with a peak of 3 patents in 2025.peak 31990: 2 patents19901993: 1 patents1995: 1 patents19951998: 1 patents2000: 1 patents20002002: 1 patents2003: 1 patents20032007: 1 patents2010: 1 patents20102012: 1 patents2015: 1 patents20152024: 2 patents2025: 3 patents2025

Issued Patents All Time

Showing 1–17 of 17 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
12504826 Sensory control method, sensory control system, method for generating conversion model, conversion model generation system, method for converting relational expression, and program Yusuki Yamada, Takeshi Shirasaka, Munemitsu Abe, Hisato Shimomura, Takashi Uenomachi +5 more 2025-12-23
12494691 Rotating electric machine system, and combined power system equipped therewith Yuichiro Mitsui, Tatsuya Choji 2025-12-09
12332208 Sensor chip, sensing apparatus, cover, body fluid collection device, and sensor Yuuya MIYAZAWA, Norikazu KATAYAMA, Mitsumi NISHI, Yoshiyuki Yanagimoto 2025-06-17
12178413 Trace amount liquid sample collector Norikazu KATAYAMA 2024-12-31
12085529 Glycated protein sensor, measurement method, program, and sensor manufacture method Mitsumi NISHI, Norikazu KATAYAMA, Yuuya MIYAZAWA 2024-09-10
8968567 Column packing material, column using the same, and method of separation using the same Jun Kimura, Masayuki Mizushina, Yohei Inaba, Kenji Yokoyama 2015-03-03
8145286 Noninvasive measuring device for substance in blood via nail and a nail evaporation device Tsunenori Arai, Yuki Kawase, Yasunobu Oka 2012-03-27
7641784 Method for measuring by means of chemical sensor, and chemical sensor type measuring apparatus Soichi Saito 2010-01-05
7229409 Method of providing a home health care service and system for providing a home health care service Akio Ohashi 2007-06-12 $42,000
6572564 Method of providing a home health care service and system for providing a home health care service Akio Ohashi 2003-06-03 $10,000
6350273 Corneum puncture needle Hirotaka Minagawa, Hiroki TSURUTA, Yasuyoshi Matsumoto 2002-02-26 $29,000
6045541 Device for taking up fluid Toru Matsumoto 2000-04-04 $108,000
5795774 Biosensor Toru Matsumoto, Masako Furusawa, Shinya Nakamoto 1998-08-18 $10,000
5384028 Biosensor with a data memory — 1995-01-24 $27,000
5190558 Method of eliminating stratum corneum from the skin and an instrument to be used therefor — 1993-03-02 $15,000
4956149 Biosensor device provided with an agitator Yoshie Kawana 1990-09-11 $46,000
4909921 Electrochemical sensor facilitating repeated measurement — 1990-03-20 $16,000

Frequent Collaborators

Norikazu KATAYAMA3 shared
Mitsumi NISHI2 shared
Akio Ohashi2 shared
Toru Matsumoto2 shared
Yuuya MIYAZAWA2 shared
Yuichiro Mitsui1 shared

Nearby-Ranked Inventors

Michael John Caelwaerts17
Umut Zalluhoglu17
Austino Longo17
Till Bredbeck17
Mircea Grigore17
Achim Klein17
Manesh Nadupparambil Sekharan17
Yoshiaki Nishikawa17
Evan Sparks17