HS

Hisayoshi Sato

HI Hitachi: 17 patents #2,438 of 28,497Top 9%
MC Miki Holdings Co.: 2 patents #1 of 4Top 25%
CU Chuo University: 1 patents #9 of 42Top 25%
HC Hitachi Construction Machinery Co.: 1 patents #701 of 1,234Top 60%
Overall (All Time): #159,991 of 4,157,543Top 4%
25
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
12432061 Content protection system Takayuki Suzuki 2025-09-30
11971998 Data comparison device, data comparison system, and data comparison method Masayuki Yoshino, Ken Naganuma 2024-04-30
11811741 Information processing system and information processing method Masayuki Yoshino 2023-11-07
11475121 Confidential information processing system and confidential information processing method Keisei Fujiwara 2022-10-18
11295635 Data processing system and data processing method Masayuki Yoshino, Ken Naganuma 2022-04-05
11290277 Data processing system 2022-03-29
11184163 Value comparison server, value comparison encryption system, and value comparison method Masayuki Yoshino, Ken Naganuma 2021-11-23
11120143 Data analysis server, data analysis system, and data analysis method Masayuki Yoshino, Ken Naganuma, Takayuki Suzuki 2021-09-14
10733317 Searchable encryption processing system Masayuki Yoshino 2020-08-04
10489604 Searchable encryption processing system and searchable encryption processing method Masayuki Yoshino, Ken Naganuma, Yoshinori Sato 2019-11-26
10166157 Wheelchair frame structure and method for adjusting wheelchair 2019-01-01
9892211 Searchable code processing system and method Masayuki Yoshino 2018-02-13
9654472 Storage count verification system Masayuki Yoshino 2017-05-16
9479330 Method, information service system and program for information encryption/decryption Kosuke Anzai, Yoshiaki Isobe, Suguru Iwasaki 2016-10-25
9275250 Searchable encryption processing system Masayuki Yoshino, Ken Naganuma 2016-03-01
8108682 Hash value generator Dai Watanabe 2012-01-31
7840423 Insurance premium rate setting support system 2010-11-23
7359515 Method and apparatus for symmetric-key decryption Soichi Furuya, Kazuo Takaragi, Hiroyuki Kurumatani, Masashi Takahashi, Kunihiko Miyazaki +1 more 2008-04-15
7246821 Wheelchair 2007-07-24
7200232 Method and apparatus for symmetric-key decryption Soichi Furuya, Kazuo Takaragi, Hiroyuki Kurumatani, Masashi Takahashi, Kunihiko Miyazaki +1 more 2007-04-03
7110545 Method and apparatus for symmetric-key encryption Soichi Furuya, Kazuo Takaragi, Hiroyuki Kurumatani, Masashi Takahashi, Kunihiko Miyazaki +1 more 2006-09-19
6694634 Position error evaluation method of moving device and method of improving movement accuracy based on evaluation results thereof Kazunori Umeda 2004-02-24
6647636 Method for measuring road surface longitudinal profile Toshihiko Fukuhara, Akihiko Yoneya 2003-11-18
6574570 Method for analyzing nonlinear restoring force characteristic with hysteresis of machine structure system Hisashi OSUMI, Naruhiro Irino 2003-06-03
5060201 Probe for ultrasonic microscope Isao Ishikawa, Takuya Semba, Yasuhiro Tani 1991-10-22