Inventor
Naoyuki Ishitsuka
Inventor
Tokyo, JP
Overview
Patents· 4 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
LOC14primary
LOC1440%
A63FCard, board, or roulette games20%
F02MSupplying combustion engines in general with combustible mixtures or constituents thereof20%
G01FMeasuring volume, volume flow, mass flow or liquid level20%
Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2018Patents assigned to GOOGLE INC (2)· patent assignee history
2018Patents assigned to GOOGLE LLC (2)· patent assignee history
2018–2021Based in Tokyo, JP· patent location history
2020Patents assigned to NIANTIC INC (1)· patent assignee history
2021Patents assigned to HITACHI AUTOMOTIVE SYSTEMS LTD (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| GOOGLE INC | 2 | 2018 |
| GOOGLE LLC | 2 | 2018 |
| HITACHI AUTOMOTIVE SYSTEMS LTD | 1 | 2021 |
| NIANTIC INC | 1 | 2020 |
Locations
| Location | Patents | Span |
|---|---|---|
| Tokyo, JP | 4 | 2018–2021 |