Inventor
Masanobu Yamazaki
Inventor
Mooka, JP
Overview
Patents· 13 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 transducer22%
F16HGearing17%
Y10TTechnical subjects covered by former us classification13%
B21DWorking or processing of sheet metal or metal tubes, rods or profiles without essentially removing material9%
B21HMaking particular metal objects by rolling, e.g. screws, wheels, rings, barrels, balls9%
F02MSupplying combustion engines in general with combustible mixtures or constituents thereof9%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests9%
C03CChemical composition of glasses, glazes or vitreous enamels4%
F02DControlling combustion engines4%
H04LTransmission of digital information, e.g. telegraphic communication4%
PatentTitleYear
11,063,757Setting information utilization system and setting information utilization method202110,954,895Evaporated fuel treatment device202110,941,719Evaporative fuel treating apparatus20215,627,700'Floating type magnetic head having flush rear reference surface'19975,576,912'Floating magnetic head with reduced magnetostriction vibration noise'19965,273,948'Bonding glass for assembling a magnetic head, and a magnetic head'19935,234,384'Automatic tensioner'19935,233,492'Flying type composite magnetic head having Mn-Zn ferrite core'19935,086,553'Method of producing a fly-type composite magnetic head with appropriate bonding glasses'19925,016,129'Flying-type composite magnetic head with appropriate bonding glasses and method of producing same'19914,874,353'Grooved pulley and manufacturing method therefor'19894,850,234'Auxiliary drive apparatus'19894,767,387'Grooved pulley and manufacturing method therefor'1988Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1988–1993Patents assigned to FUJI KIKO KK (4)· patent assignee history
1988–1993Based in Kosai, JP· patent location history
1991–1997Patents assigned to HITACHI METALS LTD (6)· patent assignee history
1991–1992Based in Mouka, JP· patent location history
1993–1997Based in Mooka, JP· patent location history
2021Patents assigned to AISAN IND (2)· patent assignee history
2021Patents assigned to MASUYAMA YOH (1)· patent assignee history
2021Patents assigned to RICOH CO LTD (1)· patent assignee history
2021Based in Kanagawa, JP· patent location history
2021Based in Gotemba-shi, JP· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| HITACHI METALS LTD | 6 | 1991–1997 |
| FUJI KIKO KK | 4 | 1988–1993 |
| AISAN IND | 2 | 2021 |
| MASUYAMA YOH | 1 | 2021 |
| RICOH CO LTD | 1 | 2021 |
Locations
| Location | Patents | Span |
|---|---|---|
| Mooka, JP | 4 | 1993–1997 |
| Kosai, JP | 4 | 1988–1993 |
| Mouka, JP | 2 | 1991–1992 |
| Kanagawa, JP | 1 | 2021 |
| Gotemba-shi, JP | 1 | 2021 |