Inventor

Osamu Kamiya

Inventor

Machida, JP

Overview

27→

Patents

1976–1993

Patent span

Chemistry

Primary field (CPC C)

Patents· 27 as inventor

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

C23Cprimary

C23CCoating metallic material22%

D05BSewing14%

G02BOptical elements, systems or apparatus10%

Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests8%

B01JChemical or physical processes, e.g. catalysis or colloid chemistry6%

Y10TTechnical subjects covered by former us classification6%

G03BApparatus or arrangements for taking photographs or for projecting or viewing them4%

G03GElectrography4%

H01JElectric discharge tubes or discharge lamps4%

H05HPlasma technique4%

PatentTitleYear

5,195,452'Sewing machine provided with a threading device for threading a plurality of needles'1993 5,170,990'Vacuum valve and a vacuum treating apparatus in which said vacuum valve is used'1992 5,168,821'Sewing machine having a threading device'1992 5,025,737'Automatic bobbin thread guiding apparatus'1991 4,991,541'Device and process for treating fine particles'1991 4,957,061'Plurality of beam producing means disposed in different longitudinal and lateral directions from each other with respect to a substrate'1990 4,958,185'Photographing apparatus'1990 4,911,805'Apparatus and process for producing a stable beam of fine particles'1990 4,909,914'Reaction apparatus which introduces one reacting substance within a convergent-divergent nozzle'1990 4,909,183'Apparatus for plasma CVD'1990 4,700,646'Sewing machine with retractable handwheel'1987 4,666,734'Apparatus and process for mass production of film by vacuum deposition'1987 4,637,342'Vacuum processing apparatus'1987 4,628,862'Photochemical vapor deposition apparatus'1986 4,581,249'Photochemical vapor deposition method'1986 4,529,474'Method of cleaning apparatus for forming deposited film'1985 4,526,644'Treatment device utilizing plasma'1985 4,522,485'Copying machine including a dielectric covered metal reflective device'1985 4,325,608'Optical system of a copying machine'1982 4,269,127'Trimming device for sewing machines'1981 4,261,645'Reflection preventive film having an aspherical layer'1981 4,248,166'Sewing machine attachment'1981 4,244,310'Zigzag sewing machine with a trimming device'1981 4,226,208'Vapor deposition apparatus'1980 4,218,134'Optical system for copier'1980 3,960,441'Anti-reflection coating having pseudo-inhomogeneous layers'1976 3,934,961'Three layer anti-reflection film'1976

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1976–1992Patents assigned to CANON KK (20)· patent assignee history

1976–1985Based in Yokohama, JP· patent location history

1976Based in Tokyo, JP· patent location history

1981–1993Patents assigned to BROTHER IND LTD (7)· patent assignee history

1981–1987Based in Nagoya, JP· patent location history

1982–1992Based in Machida, JP· patent location history

1991–1993Based in Chiryu, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
CANON KK	20	1976–1992
BROTHER IND LTD	7	1981–1993

Locations

Location	Patents	Span
Machida, JP	14	1982–1992
Yokohama, JP	5	1976–1985
Nagoya, JP	4	1981–1987
Chiryu, JP	3	1991–1993
Tokyo, JP	1	1976