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USPTO Patent Rankings Data through Dec 31, 2025
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HK

Hitoshi Kitayoshi — 29 Patents

ADAdvantest: 20 patents #23 of 1,193Top 2%
TUTohoku University: 2 patents #330 of 1,680Top 20%
TCTakeda Riken Co.: 1 patents #7 of 26Top 30%
TKTakeda Riken Kogyo Kabushikikaisha: 1 patents #24 of 49Top 50%
UNUnknown: 1 patents #29,356 of 83,584Top 40%
Intel: 1 patents #18,326 of 30,777Top 60%
Rifu, JP: #103 of 2,101 inventorsTop 5%
Overall (All Time): #127,851 of 4,157,543Top 4%
29 Patents All Time
Hitoshi Kitayoshi has been granted 29 US patents while listed as an inventor at Advantest. The first was granted in 1985 and the most recent in February 2020. Hitoshi Kitayoshi ranks #127,851 of 4,157,543 US inventors in our database (top 3.1%). Patent records list Hitoshi Kitayoshi in Rifu, JP.

Issued Patents All Time

Showing 1–25 of 29 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
10567013 Rotary system mounted piezoelectric generator, self-powered wireless communication terminal and wireless communication system Hiroki KUWANO 2020-02-18
9607186 RF tag system which allows a scheduled start RF tag and a remote start RF tag to share the same frequency band — 2017-03-28
9379666 Microwave band booster rectifier circuit, and wireless tag device and wireless tag system employing same Kunio Sawaya 2016-06-28
8559486 RF tag, RF tag reader, and pulse code key detecting circuit, and RF tag system using them — 2013-10-15
8493181 Sensor tag, sensor tag device, power receiving circuit, and sensor tag device power supply method Kunio Sawaya 2013-07-23
8253640 Thin slot antenna having cavity, antenna power feeding method, and RFID tag device using the antenna and the method Kunio Sawaya 2012-08-28
8179263 RF ID tag device Kunio Sawaya 2012-05-15
7187324 Radiowave monitoring method and apparatus — 2007-03-06 $138,000
6804617 Field distribution measuring method and device — 2004-10-12 $89,000
6400331 Radio hologram observation apparatus and method therefor — 2002-06-04 $21,000
6347060 Hologram observation method and hologram observation apparatus and multi-dimensional hologram data processing method and multi-dimensional hologram data processing apparatus — 2002-02-12 $17,000
6314271 Method and apparatus for visualizing radio wave in certain area — 2001-11-06 $2,000
6275181 Radio hologram observation apparatus and method therefor — 2001-08-14
6249248 Radio wave visualizing method and apparatus — 2001-06-19
6198539 Hologram observation method and hologram observation apparatus — 2001-03-06
6188356 Radio monitoring method and apparatus — 2001-02-13
6140960 Hologram observation method for three-dimensional wave source distribution, and stereoscopic directivity estimation method of antenna and wave distribution observation method based on hologram observation — 2000-10-31
5974178 Wavesource image visualization method using a partial division fast fourier transform — 1999-10-26
5752167 Radio propagation simulation method, wave field strength inference method and three-dimensional delay spread inference method — 1998-05-12
5748314 Correlation function measurement method and apparatus, and wave source image visualization method and apparatus based on correlation function measurement — 1998-05-05
5656932 Non-contact type wave signal observation apparatus — 1997-08-12
5576978 High resolution frequency analyzer and vector spectrum analyzer — 1996-11-19
5519402 Doppler shift compensation apparatus — 1996-05-21
5146224 AC signal generating apparatus for voltage and current standard — 1992-09-08
5093627 Impedance and transfer characteristic measuring apparatus — 1992-03-03

Nearby-Ranked Inventors

Sen Ma29
David Yunusov29
Myungsoo Huh29
Tobias Schilder29
Zhen Sun29
Cory Wajda29
Yi Yuan29
Alexander Wolf29
Yu-Hao Ho29