Growing community of inventors

Kanagawa, Japan

Tatsuma Hirokawa

Average Co-Inventor Count = 1.19

ph-index = 1

The patent ph-index is calculated by counting the number of publications for which an author has been cited by other authors at least that same number of times.

Forward Citations = 2

Tatsuma HirokawaZentaroh Ono (1 patent)Tatsuma HirokawaMasataka Yamazaki (1 patent)Tatsuma HirokawaKeiichiro Hitomi (1 patent)Tatsuma HirokawaKazuki Sasayama (1 patent)Tatsuma HirokawaYukio Yamaguchi (1 patent)Tatsuma HirokawaTatsuma Hirokawa (9 patents)Zentaroh OnoZentaroh Ono (7 patents)Masataka YamazakiMasataka Yamazaki (6 patents)Keiichiro HitomiKeiichiro Hitomi (6 patents)Kazuki SasayamaKazuki Sasayama (5 patents)Yukio YamaguchiYukio Yamaguchi (3 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Ricoh Company, Ltd. (9 from 28,605 patents)


9 patents:

1. 11601561 - Image forming apparatus, method of controlling display, and recording medium

2. 11394847 - Information processing apparatus, method for processing information, and information processing system

3. 11343390 - Information processing apparatus, information processing method, and recording medium

4. 11283958 - Image forming apparatus, information processing method, and non-transitory computer-readable medium configured to determine a process to perform to a set value, encrypt and store a set value in a first memory area, write or read a set value in a second memory area

5. 10546017 - Displaying terms having corresponding character strings on a display

6. 10102455 - Method, system, and apparatus for information processing, program, server, and content distribution method

7. 9888131 - Image processing apparatus, controlling method, and recording medium storing controlling program

8. 9299086 - Information processing apparatus, information processing method, and computer-readable recording medium which controls the displaying of content from a server

9. 8947721 - Image forming apparatus, backup and restore processing method

Please report any incorrect information to support@idiyas.com
idiyas.com
as of
1/22/2026
Loading…