Growing community of inventors

Tokyo, Japan

Madoka Katayama

Average Co-Inventor Count = 2.19

ph-index = 6

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 = 169

Madoka KatayamaErika Yamasaki (5 patents)Madoka KatayamaTaj J Campbell (2 patents)Madoka KatayamaJohn V Hanke (1 patent)Madoka KatayamaTatsuo Nomura (1 patent)Madoka KatayamaHiroki Asakawa (1 patent)Madoka KatayamaMotoki Yano (1 patent)Madoka KatayamaChihiro Kanno (1 patent)Madoka KatayamaYuki Sonoda (1 patent)Madoka KatayamaKousuke Kawahira (1 patent)Madoka KatayamaKentaro Morikawa (1 patent)Madoka KatayamaShunsuke Uematsu (1 patent)Madoka KatayamaBocong Cheng (1 patent)Madoka KatayamaMadoka Katayama (9 patents)Erika YamasakiErika Yamasaki (8 patents)Taj J CampbellTaj J Campbell (8 patents)John V HankeJohn V Hanke (18 patents)Tatsuo NomuraTatsuo Nomura (7 patents)Hiroki AsakawaHiroki Asakawa (6 patents)Motoki YanoMotoki Yano (5 patents)Chihiro KannoChihiro Kanno (4 patents)Yuki SonodaYuki Sonoda (1 patent)Kousuke KawahiraKousuke Kawahira (1 patent)Kentaro MorikawaKentaro Morikawa (1 patent)Shunsuke UematsuShunsuke Uematsu (1 patent)Bocong ChengBocong Cheng (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Google Inc. (8 from 32,543 patents)

2. Niantic, Inc. (1 from 97 patents)


9 patents:

1. 11590423 - Multi-user route tracking in an augmented reality environment

2. D886135 - Display screen with animated graphical user interface

3. D835148 - Mobile computing device with a graphical user interface with schematic representation of geographic locations

4. D808421 - Display screen or portion thereof with a transitional graphical user interface component for identifying current location

5. D807394 - Display screen or portion thereof with a transitional graphical user interface component for identifying current location

6. D805551 - Display screen or portion thereof with a transitional graphical user interface component for identifying current location

7. D801380 - Display screen or portion thereof with a transitional graphical user interface component for identifying current location

8. D794061 - Mobile computing device with a graphical user interface with schematic representation of geographic locations

9. 9716974 - Systems and methods of generating and displaying location entity information associated with the current geographic location of a mobile device

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as of
1/5/2026
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