Growing community of inventors

Yokohama, Japan

Masami Hasegawa

Average Co-Inventor Count = 2.65

ph-index = 5

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 = 65

Masami HasegawaShinji Tadaki (2 patents)Masami HasegawaNagaaki Koshino (2 patents)Masami HasegawaHaruhisa Tsuchikawa (2 patents)Masami HasegawaNobuhiro Iwase (2 patents)Masami HasegawaSusumu Yoshida (2 patents)Masami HasegawaHiroshi Kano (2 patents)Masami HasegawaTakashi Yoshikubo (2 patents)Masami HasegawaTakashi Kato (1 patent)Masami HasegawaKoji Kato (1 patent)Masami HasegawaUtaro Sakai (1 patent)Masami HasegawaTakahisa Naitoh (1 patent)Masami HasegawaMasami Hasegawa (9 patents)Shinji TadakiShinji Tadaki (29 patents)Nagaaki KoshinoNagaaki Koshino (20 patents)Haruhisa TsuchikawaHaruhisa Tsuchikawa (11 patents)Nobuhiro IwaseNobuhiro Iwase (8 patents)Susumu YoshidaSusumu Yoshida (3 patents)Hiroshi KanoHiroshi Kano (2 patents)Takashi YoshikuboTakashi Yoshikubo (2 patents)Takashi KatoTakashi Kato (114 patents)Koji KatoKoji Kato (4 patents)Utaro SakaiUtaro Sakai (2 patents)Takahisa NaitohTakahisa Naitoh (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Nissan Motor Company Limited (5 from 13,415 patents)

2. Fujitsu Corporation (2 from 39,245 patents)

3. Roche Diagnostics Gmbh (2 from 480 patents)

4. Maruchi Kohken Co., Ltd. (1 from 1 patent)


9 patents:

1. 8065047 - Control apparatus of a hybrid vehicle and method for controlling the same

2. 8060268 - Control apparatus of a hybrid vehicle and method for controlling the same

3. 6730488 - Immunological materials and methods for detecting dihydropyrimidine dehydrogenase

4. 6232448 - Immunological materials and methods for detecting dihydropyrimidine dehydrogenase

5. 5639399 - Stimulable Phosphor

6. 5543080 - Method of forming an x-ray image using photostimulable phosphor

7. 4430234 - Machining fluid of water soluble type using organic surfactants

8. 4395365 - Metal cleaning composition containing a fatty acid succrose ester and

9. 4358380 - Method of reproducing water-soluble cutting agents

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1/10/2026
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