Chotaro Engineering, Co.

Also on record

Records under this name other than patents Chotaro Engineering, Co. holds now: patents now held by others, patents whose terms have ended, and its applications, pending or abandoned.

Showing 1 to 5 of 5 · Back to Chotaro Engineering, Co.

Patent	Title	Status	Expires	Confidence
US 8,607,259	Disk laminate, disk cartridge, disk loading/unloading mechanism, disk conveying device, disk conveying mechanism, and thin disk driving system Lapsed on the fee record Ended Dec 10, 2021 · From the USPTO record	Lapsed on the fee record	Ended Dec 10, 2021	From the USPTO record
US 8,549,547	Disk clamping mechanism and disk drive system, with movably supported clamper Lapsed on the fee record Ended Oct 1, 2021 · From the USPTO record	Lapsed on the fee record	Ended Oct 1, 2021	From the USPTO record
US 7,367,036	Recording/reproduction apparatus, driving method therefor and disk cartridge Lapsed on the fee record Ended Apr 29, 2020 · From the USPTO record	Lapsed on the fee record	Ended Apr 29, 2020	From the USPTO record
US 7,885,149	Disk carrier device and disk drive Lapsed on the fee record Ended Feb 8, 2019 · From the USPTO record	Lapsed on the fee record	Ended Feb 8, 2019	From the USPTO record
US 7,823,172	Disk apparatus with curved stabilizing member Lapsed on the fee record Ended Oct 26, 2018 · From the USPTO record	Lapsed on the fee record	Ended Oct 26, 2018	From the USPTO record