Inventor
Yoshifumi Hayakawa
Inventor
Tokyo, JP
Overview
Patents· 3 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
G07Bprimary
G07BTicket-issuing apparatus20%
H04MTelephonic communication20%
H04WWireless communication networks20%
G01CMeasuring distances, levels or bearings10%
G01SRadio direction-finding10%
G06QInformation and communication technology [ict] specially adapted for administrative, commercial, financial, managerial or supervisory purposes10%
H04BTransmission10%
PatentTitleYear
10,697,775Travel distance calculation device, charging system, travel distance calculation method, program, and storage medium20209,660,705'On-board unit, communication method, and recording medium'20179,560,213'Vehicle communication system, on-board unit, recording medium and communication method'2017Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2017Patents assigned to MITSUBISHI HEAVY IND MECHATRONICS SYSTEMS LTD (2)· patent assignee history
2017–2020Based in Tokyo, JP· patent location history
2020Patents assigned to MITSUBISHI HEAVY IND MACH SYSTEMS LTD (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| MITSUBISHI HEAVY IND MECHATRONICS SYSTEMS LTD | 2 | 2017 |
| MITSUBISHI HEAVY IND MACH SYSTEMS LTD | 1 | 2020 |
Locations
| Location | Patents | Span |
|---|---|---|
| Tokyo, JP | 3 | 2017–2020 |