TN

Takahiro Nagai

Sumitomo Electric Industries: 23 patents #806 of 21,551Top 4%
PA Panasonic: 9 patents #2,933 of 21,108Top 15%
MC Murata Manufacturing Co.: 8 patents #980 of 5,295Top 20%
NI Nidec: 3 patents #315 of 976Top 35%
SO Sony: 3 patents #10,744 of 25,231Top 45%
MC Matsushit Electric Industrial Co.: 1 patents #13 of 293Top 5%
Overall (All Time): #59,952 of 4,157,543Top 2%
47
Patents All Time

Issued Patents All Time

Showing 1–25 of 47 patents

Patent #TitleCo-InventorsDate
12364872 Vivo-implantable medical device Koyo KAIWA, Tatsuya Hosotani 2025-07-22
12100970 Wireless power reception device Koyo KAIWA, Tatsuya Hosotani 2024-09-24
12040850 Near-field communication device Tatsuya Hosotani 2024-07-16
12039387 IC card and IC card system Tatsuya Hosotani 2024-07-16
12034498 Wireless power-receiving device with near field communication function Tatsuya Hosotani 2024-07-09
11995499 IC card and IC card system Tatsuya Hosotani 2024-05-28
11936200 Wireless power supply system Tatsuya Hosotani 2024-03-19
11637460 Wireless power transfer system having an electric field shield member Tatsuya Hosotani 2023-04-25
11262645 Lens shift mechanism and projection display apparatus Takeaki Hirasawa 2022-03-01
9599122 Blower fan Takehito Tamaoka, Kazuhiko Fukushima, Kyoko Horise, Shinya Ishigami 2017-03-21
9599123 Blower fan Takehito Tamaoka, Kazuhiko Fukushima, Kyoko Horise, Shinya Ishigami 2017-03-21
9388827 Blower fan Takehito Tamaoka, Kazuhiko Fukushima, Kyoko Horise, Shinya Ishigami 2016-07-12
8494344 Recording and playback apparatus Naoya Takao, Kentaro Tanikawa, Kenichi Shibata 2013-07-23
8347128 Data processing device and power control method Yousuke Suzuki, Takashi Yano 2013-01-01
8218029 Image taking apparatus, correction circuit and correction method 2012-07-10
8031869 Information recording medium, usage management method, and usage management apparatus Masaru Yamaoka, Takashi Yumiba, Hideshi Ishihara 2011-10-04
7949762 Address managing method and communication apparatus Ayako Takatsuji, Junji Yoshida, Masazumi Yamada 2011-05-24
7831831 Authentication communication system, authentication communication apparatus, and authentication communication method Motoji Ohmori, Toshihisa Nakano, Hideshi Ishihara, Makoto Tatebayashi 2010-11-09
7810129 Video display apparatus and reproduction apparatus Masazumi Yamada, Yukio Matsuura, Takuo Otsuki 2010-10-05
7610626 Recording medium, recording apparatus, reading apparatus, and program and method therefore Kaoru Murase, Hideshi Ishihara 2009-10-27
7555205 Method for controlling defect of optical disk, optical disk recording device, and optical disk reproducing device Masaru Yamaoka, Takashi Yumiba 2009-06-30
7542568 Encryption device a decrypting device a secret key generation device a copyright protection system and a cipher communication device Motoji Ohmori, Makoto Tatebayashi, Hideshi Ishihara 2009-06-02
7457475 Edge detecting apparatus, noise eliminating apparatus, edge detecting method, and noise eliminating method and program 2008-11-25
7339869 Optical disk and optical method Kenzo Ishibashi, Yasumori Hino, Hideshi Ishihara, Shinichi Tanaka 2008-03-04
7298844 Recording/reproducing apparatus, data moving method, and data deletion method Hiroshi Sugimoto, Hideshi Ishihara, Hirofumi Ide 2007-11-20