Inventor · disambiguated record
Carl-Johan Weiderstrand
Also filed as: WEIDERSTRAND CARL-JOHAN
4 granted patents·3 pending applications·3 citations·filing 2014–2021
58Inventor score
Top patents by PatentIndex Score
7 records- 0189US11741757B2Entrance permit controlSONY NETWORK COMMUNICATIONS EUROPE B V·Filed 2020·Granted Aug 29, 2023·3 cites·19 claims
- 0255US11676432B2Electronic device, an access control device, and related methodsSONY CORP·Filed 2021·Granted Jun 13, 2023·0 cites·17 claims
- 0353US2015162994A1Pairing electronic devices using body area networkSONY CORP·Filed 2014·Application pending·0 cites
- 0448US11476682B2Server devices, machines, battery devices and methods for managing usage of one or more battery devicesSONY NETWORK COMMUNICATIONS EUROPE B V·Filed 2020·Granted Oct 18, 2022·0 cites·16 claims
- 0545US10136314B2BCC enabled key management systemSONY CORP·Filed 2015·Granted Nov 20, 2018·0 cites·12 claims
- 0645US2016212615A1Bcc enabled key management systemSONY CORP·Filed 2015·Application pending·0 cites
- 0742US2020251917A1Method for connecting a battery powered device to a server via a battery module powering the device and related deviceSONY CORP·Filed 2020·Application pending·0 cites
Join the waitlist — get patent alerts
Get an alert when Carl-Johan Weiderstrand files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →