Portable charging terminal
US-2025392164-A1 · Dec 25, 2025 · US
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Sakai Tomokazu patents
Sakai Tomokazu is listed as an inventor on 18 patents in our database. Major assignees and classification codes are summarized below.
| Metric | Value |
|---|---|
| Inventor | Sakai Tomokazu |
| Total patents | 18 |
| First publication | May 12, 2022 |
| Latest publication | Dec 25, 2025 |
Notable patents
Publications ranked by popularity score, then publication date.
Wirelessly rechargeable power supply device
US-2025392169-A1 · Dec 25, 2025 · US
Electronic payment system and electronic payment method
US-12307441-B2 · May 20, 2025 · US
Information processing device, information processing method, and program
US-2025148656-A1 · May 8, 2025 · US
Charger
US-12244154-B2 · Mar 4, 2025 · US
Wirelessly rechargeable power supply device
US-2024332999-A1 · Oct 3, 2024 · US
Power transmitting device
US-12093097-B2 · Sep 17, 2024 · US
Power transmitting device and power transmitting method
US-12027885-B2 · Jul 2, 2024 · US
Auxiliary power receiving device
US-11967838-B2 · Apr 23, 2024 · US
Token management method, end-user management apparatus, and token processing apparatus
US-2023370266-A1 · Nov 16, 2023 · US
Recent patents
Latest publications not already listed above.
Electronic payment system and electronic payment method
US-2023325822-A1 · Oct 12, 2023 · US
Charger
US-2023318357-A1 · Oct 5, 2023 · US
Power transmitting device
US-2023266806-A1 · Aug 24, 2023 · US
Power transmitting device and power transmitting method
US-2023246487-A1 · Aug 3, 2023 · US
Contactless power supply system
US-2023208199-A1 · Jun 29, 2023 · US
Power transmitting device
US-2023208168-A1 · Jun 29, 2023 · US
Auxiliary power receiving device
US-2023208207-A1 · Jun 29, 2023 · US
Vehicle occupant protection system
US-2022144200-A1 · May 12, 2022 · US
Major assignees
Companies most often associated with this inventor's publications.
| Assignee | Patents |
|---|---|
| Toyoda Gosei Kk | 14 |
| Hitachi Ltd | 3 |
| Sony Group Corp | 1 |
Top CPC classifications
Most common classification codes across this inventor's patents.