Musha; Tohru

Patent Applications and Registrations

Patent applications and USPTO patent grants for Musha; Tohru.The latest application filed is for "optical head with provision for tracking and focussing control".

Company Profile

0.10.0

Musha; Tohru - Hachioji JP
Musha; Tohru - Tokyo JP

*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.

Patent Activity

Patent	Date
Optical head with provision for tracking and focussing control Grant 4,715,024 - Musha December 22, 1	1987-12-22
Optical head Grant 4,644,516 - Musha February 17, 1	1987-02-17
Method and apparatus for detecting focussing and tracking error signals Grant 4,525,825 - Ito , et al. June 25, 1	1985-06-25
Light beam separation method Grant 4,509,830 - Kato , et al. April 9, 1	1985-04-09
Objective lens drive device with tracking error correction with flux of opposite direction Grant 4,507,764 - Musha March 26, 1	1985-03-26
Method and apparatus for detecting focussing error signal of objective lens Grant 4,505,584 - Kato , et al. March 19, 1	1985-03-19
Method and apparatus for detecting a focussing condition of an objective lens Grant 4,455,085 - Kato , et al. June 19, 1	1984-06-19
Method and apparatus for reproducing optically an information recorded on a record medium along tracks Grant 4,425,636 - Musha , et al. January 10, 1	1984-01-10
Method and apparatus for recording optically an information signal on a record medium along tracks Grant 4,423,495 - Musha , et al. December 27, 1	1983-12-27
Method and apparatus for detecting a focussing condition of an objective lens Grant 4,422,168 - Ito , et al. December 20, 1	1983-12-20

uspto.report is an independent third-party trademark research tool that is not affiliated, endorsed, or sponsored by the United States Patent and Trademark Office (USPTO) or any other governmental organization. The information provided by uspto.report is based on publicly available data at the time of writing and is intended for informational purposes only.

While we strive to provide accurate and up-to-date information, we do not guarantee the accuracy, completeness, reliability, or suitability of the information displayed on this site. The use of this site is at your own risk. Any reliance you place on such information is therefore strictly at your own risk.

All official trademark data, including owner information, should be verified by visiting the official USPTO website at www.uspto.gov. This site is not intended to replace professional legal advice and should not be used as a substitute for consulting with a legal professional who is knowledgeable about trademark law.