Shimizu; Shumpei

Patent Applications and Registrations

Patent applications and USPTO patent grants for Shimizu; Shumpei.The latest application filed is for "copper-based metal polishing composition, method for manufacturing a semiconductor device, polishing composition, aluminum-based metal polishing composition, and tungsten-based metal polishing composition".

Company Profile

0.5.1

Shimizu; Shumpei - Kawasaki JP
Shimizu, Shumpei - Kawasaki-shi JP
Shimizu; Shumpei - Tokyo JP
Shimizu; Shumpei - Moses Lake WA

*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
Copper-based Metal Polishing Composition, Method For Manufacturing A Semiconductor Device, Polishing Composition, Aluminum-based Metal Polishing Composition, And Tungsten-based Metal Polishing Composition Grant 6,861,010 - Hirabayashi , et al. March 1, 2	2005-03-01
Copper-based metal polishing composition, method for manufacturing a semiconductor device, polishing composition, aluminum-based metal polishing composition, and tungsten-based metal polishing composition App 20020160608 - Hirabayashi, Hideaki ; et al.	2002-10-31
Method of processing organic quaternary ammonium hydroxide-containing waste liquid Grant 5,545,309 - Shimizu , et al. August 13, 1	1996-08-13
Method of processing organic quaternary ammonium hydroxide-containing waste liquid Grant 5,439,564 - Shimizu , et al. August 8, 1	1995-08-08
Method for production of aqueous quaternary ammonium hydroxide solution Grant 4,634,509 - Shimizu , et al. January 6, 1	1987-01-06
Method of manufacturing tetramethyl ammonium hydroxide Grant 4,572,769 - Shimizu February 25, 1	1986-02-25

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.