KI

Koichi Ishihara

NT NTT: 71 patents #5 of 4,871Top 1%
SW Sanyo Machine Works: 2 patents #6 of 35Top 20%
SO Sony: 2 patents #12,963 of 25,231Top 55%
FH Fuji Oil Holdings: 1 patents #159 of 368Top 45%
Sumitomo Electric Industries: 1 patents #13,249 of 21,551Top 65%
Overall (All Time): #23,422 of 4,157,543Top 1%
78
Patents All Time

Issued Patents All Time

Showing 1–25 of 78 patents

Patent #TitleCo-InventorsDate
12335020 Radio communication apparatus, and radio communication method Riku OMIYA, Tomoki Murakami, Takafumi Hayashi, Yasushi Takatori 2025-06-17
12309832 Wireless communication device and wireless communication control method Riku OMIYA, Yasushi Takatori, Takafumi Hayashi, Tomoki Murakami 2025-05-20
12294878 Wireless communication system, monitoring station, defect detection method, and wireless communication program Toshiro NAKAHIRA, Hirantha Abeysekera, Shoko SHINOHARA, Yasushi Takatori 2025-05-06
12284531 Radio signal strength information calculation method, control apparatus and program Toshiro NAKAHIRA, Motoharu SASAKI, Takatsune MORIYAMA, Yasushi Takatori 2025-04-22
12250104 Wireless signal transmitting method and wireless apparatus Tomoki Murakami, Yusuke Asai, Riichi Kudo, Masato Mizoguchi, Takeo Ichikawa 2025-03-11
12238644 Wireless communication method, base station, and wireless communication system Toshiro NAKAHIRA, Tomoki Murakami, Hirantha Abeysekera, Takafumi Hayashi, Yasushi Takatori 2025-02-25
12192842 Wireless communication system, communication control method, and communication control program Hirantha Abeysekera, Toshiro NAKAHIRA, Shoko SHINOHARA, Yasushi Takatori 2025-01-07
12185221 Wireless communication system, base station control device, communication control method, and communication control program Hirantha Abeysekera, Toshiro NAKAHIRA, Shoko SHINOHARA, Yasushi Takatori 2024-12-31
12156053 Wireless performance evaluation method and wireless performance evaluation system Toshiro NAKAHIRA, Shoko SHINOHARA, Hirantha Abeysekera, Yasuhiko Inoue, Takafumi Hayashi +1 more 2024-11-26
12143918 Wireless communication system, base station, and wireless communication method Toshiro NAKAHIRA, Hirantha Abeysekera, Tomoki Murakami, Takafumi Hayashi, Yasushi Takatori 2024-11-12
12127113 Wireless communication system, control station, base station, and wireless communication method Toshiro NAKAHIRA, Hirantha Abeysekera, Tomoki Murakami, Takafumi Hayashi, Yasushi Takatori 2024-10-22
12120616 Local wireless communication system, radio field intensity control method, control device, and program Daisuke Murayama, Kenichi Kawamura, Takatsune MORIYAMA 2024-10-15
12089290 Wireless communication method, base station, and wireless communication system Toshiro NAKAHIRA, Tomoki Murakami, Hirantha Abeysekera, Takafumi Hayashi, Yasushi Takatori 2024-09-10
12082120 Communication control method, control station, and communication control program Toshiro NAKAHIRA, Hirantha Abeysekera, Yasushi Takatori 2024-09-03
12074655 Wireless communication characteristic evaluation method and wireless communication characteristic evaluation device Shoko SHINOHARA, Toshiro NAKAHIRA, Yasuhiko Inoue, Hirantha Abeysekera, Takafumi Hayashi +1 more 2024-08-27
12074654 Base station operation test method, wireless communication system, and base station Toshiro NAKAHIRA, Tomoki Murakami, Hirantha Abeysekera, Takafumi Hayashi, Yasushi Takatori 2024-08-27
12075257 Wireless communication system, intermediate processing device, communication control method, and communication control program Hirantha Abeysekera, Toshiro NAKAHIRA, Shoko SHINOHARA, Yasushi Takatori 2024-08-27
12063643 Wireless communication system, wireless communication method, and wireless station device Toshiro NAKAHIRA, Hirantha Abeysekera, Tomoki Murakami, Takafumi Hayashi, Yasushi Takatori 2024-08-13
12047796 Wireless communication performance measurement method for wireless communication system, wireless communication performance measurement system and wireless base station Toshiro NAKAHIRA, Tomoki Murakami, Hirantha Abeysekera, Takafumi Hayashi, Yasushi Takatori 2024-07-23
12041462 Wireless communication characteristic evaluation method Shoko SHINOHARA, Toshiro NAKAHIRA, Yasuhiko Inoue, Hirantha Abeysekera, Takafumi Hayashi +1 more 2024-07-16
12035336 Wireless communication system, and wireless communication method Hirantha Abeysekera, Toshiro NAKAHIRA, Shoko SHINOHARA, Takafumi Hayashi, Yasushi Takatori 2024-07-09
11991546 Wireless communication system, control station device and wireless base station device Toshiro NAKAHIRA, Tomoki Murakami, Hirantha Abeysekera, Takafumi Hayashi, Yasushi Takatori 2024-05-21
11956662 Wireless communication system, wireless communication method, and wireless station device Toshiro NAKAHIRA, Hirantha Abeysekera, Tomoki Murakami, Takafumi Hayashi, Yasushi Takatori 2024-04-09
11950115 Wireless communication performance measurement method and wireless communication performance measurement system Toshiro NAKAHIRA, Tomoki Murakami, Hirantha Abeysekera, Takafumi Hayashi, Yasushi Takatori 2024-04-02
11943645 Wireless communication characteristic evaluation method and wireless communication characteristic evaluation device Shoko SHINOHARA, Toshiro NAKAHIRA, Yasuhiko Inoue, Hirantha Abeysekera, Takafumi Hayashi +1 more 2024-03-26