Nikuni Machinery Ind. Co., Ltd.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
 
 
G01N INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES 1205

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
5200628 Method for distinguishing particles in fluid and apparatus for the same including plural sensors and weightingJan 29, 92Apr 06, 93[G01N]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
6485021 Mechanical seal unit with temporarily connecting inlet and outlet groovesExpiredApr 04, 97Nov 26, 02[F16J]
5175438 Method of distinguishing particles in fluid and apparatus for the same using dual wavelength reflectivity ratio sensingExpiredNov 09, 90Dec 29, 92[G01N]
4973222 PumpExpiredJul 27, 89Nov 27, 90[F04D]

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