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Inventor

Ryosaku Tagaya

Inventor
Isesaki, JP

Overview

11→
Patents
1976–1997
Patent span
Physics
Primary field (CPC G)

Patents· 11 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

G01Nprimary
G01NInvestigating or analysing materials by determining their chemical or physical properties79%
B07CPostal sorting7%
D06MTreatment, not provided for elsewhere in class d06, of fibres, threads, yarns, fabrics, feathers or fibrous goods made from such materials7%
G01MTesting static or dynamic balance of machines or structures7%
PatentTitleYear
5,615,007'Method of detecting crack and chip in flange of syringe'19974,664,525'Method and apparatus for detecting inferior container'19874,615,622'Process for detecting resident air in a liquid charged receptacle and apparatus therefor'19864,577,969'Testing method for subjects to be tested and a device for said method'19864,551,022'Testing method by a spectroscopic photometry using three wavelengths of light and a device for said method'19854,274,745'Method and apparatus for detecting foreign matters in liquids'19814,241,256'Apparatus for detecting foreign matters in liquids'19804,158,625'Method and apparatus for detecting and screening foreign matters'19794,058,737'Method and apparatus for detecting extraneous solid substances contained in liquid'19774,058,736'Method and apparatus for inspecting extraneous solid substances contained in liquid'19773,942,897'Method and apparatus for detecting solid substances contained in liquid'1976

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1976–1997Patents assigned to EISAI CO LTD (11)· patent assignee history
1976Based in Isezaka, JA· patent location history
1977Based in Isezaki, JP· patent location history
1979–1997Based in Isesaki, JP· patent location history
1985–1986Based in Gunma, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
EISAI CO LTD111976–1997
Locations
LocationPatentsSpan
Isesaki, JP61979–1997
Gunma, JP21985–1986
Isezaki, JP21977
Isezaka, JA11976