Inventor
Atsushi Toyoda
Inventor
Hamamatsu, JP
Overview
Patents· 26 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
G11Bprimary
G11BInformation storage based on relative movement between record carrier and transducer37%
Y10TTechnical subjects covered by former us classification23%
B22CFoundry moulding6%
B82YSpecific uses or applications of nanostructures4%
G03FPhotomechanical production of textured or patterned surfaces, e.g. for printing, for processing of semiconductor devices4%
A61KPreparations for medical, dental or toiletry purposes2%
A61PSpecific therapeutic activity of chemical compounds or medicinal preparations2%
B01JChemical or physical processes, e.g. catalysis or colloid chemistry2%
C02FTreatment of water, waste water, sewage, or sludge2%
C03CChemical composition of glasses, glazes or vitreous enamels2%
PatentTitleYear
10,379,529Data processing device and data processing method20198,980,587'Process for producing reveromycin A or a synthetic intermediate thereof, process for producing compounds containing a spiroketal ring and novel antineoplastics, fungicides and therapeutic agents for bone disorders'20156,613,225'Apparatus for photocatalytic reaction with and method for fixing photocatalyst'20036,010,753'Thin film magnetic head with special shaped pole and manufacture method thereof'20005,978,187'Thin film magnetic head having a lower pole shaped to improve reproduction characteristics'19995,943,763'Method of manufacturing a magneto-resistive reading head with reduced side-lobe'19995,926,348'Magnetoresistive head having a magnetoresistive element with bent portions located at points of high longitudinal bias magnetic field intensity'19995,907,459'Magnetoresistive thin film magnetic head with specific shapes of leads'19995,903,460'Method of manufacturing a thin film magnetic head'19995,880,910'Magneto-resistive reading head with two slanted longitudinal bias films and two slanted leads'19995,809,636'Method of making a magnetoresistive thin film magnetic head with specific shapes of leads'19985,734,536'Thin film magnetic head with pole having variable thickness'19985,722,157'Method of making an induction and magnetoresistance type composite magnetic head'19985,713,123'Method of lapping for producing one-side curved surface adapted for floating magnetic head'19985,668,686'Magneto-resistive reading head with reduced side-lobe'19975,566,075'Method of manufacturing a thin film magnetic head'19965,559,653'Thin film magnetic head having a multilayer upper core'19965,124,870'Thin film magnetic head having multilayer winding structure'19925,047,886'Thin-film magnetic head'19914,947,541'Method for producing a thin film head'19904,896,417'Method of producing a thin film magnetic head'19904,764,259'Method for producing a magnetic recording medium'19884,751,050'Substrate for magnetic recording media'19884,199,641'Covering film for casting process by vacuum sealed molding'19804,157,109'Method for manufacturing a mold for metal casting'19794,043,376'Casting process by vacuum molding'1977Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1977–1988Patents assigned to NIPPON MUSICAL INSTRUMENTS MFG (5)· patent assignee history
1977–2000Based in Hamamatsu, JP· patent location history
1990–2000Patents assigned to YAMAHA CORP (18)· patent assignee history
2003Patents assigned to HIMEKA ENGINEERING KK (1)· patent assignee history
2003Based in Himeji, JP· patent location history
2015Patents assigned to KAWATANI MAKOTO (1)· patent assignee history
2015Patents assigned to OSADA HIROYUKI (1)· patent assignee history
2015Based in Yokohama, JP· patent location history
2019Based in Tokyo, JP· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| YAMAHA CORP | 18 | 1990–2000 |
| NIPPON MUSICAL INSTRUMENTS MFG | 5 | 1977–1988 |
| HIMEKA ENGINEERING KK | 1 | 2003 |
| KAWATANI MAKOTO | 1 | 2015 |
| OSADA HIROYUKI | 1 | 2015 |
Locations
| Location | Patents | Span |
|---|---|---|
| Hamamatsu, JP | 23 | 1977–2000 |
| Tokyo, JP | 1 | 2019 |
| Yokohama, JP | 1 | 2015 |
| Himeji, JP | 1 | 2003 |