Inventor
Nobuyoshi Masumoto
Inventor
Hirakata, JP
Overview
Patents· 7 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
E02Fprimary
E02FDredging38%
Y10TTechnical subjects covered by former us classification23%
B23PMetal-working not otherwise provided for8%
B66CCranes8%
C23CCoating metallic material8%
F16JPistons8%
LOC158%
PatentTitleYear
7,011,488'Slide arm for working machine'20066,637,111'Method for making a boom of an excavator'20036,536,652'Structure for working unit for bucket excavators and method for manufacturing the same'20036,508,019'Boom of bucket type excavator and method for making same'20036,349,489'Structure for working unit for bucket excavators and method for manufacturing the same'2002D0451105'Arm of excavator'20014,517,726'Method of producing seal ring'1985Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1985Patents assigned to MASUMOTO NOBUYOSHI (1)· patent assignee history
1985Patents assigned to SUI AKIRA (1)· patent assignee history
1985Patents assigned to YOKOSHIMA NAOHIKO (1)· patent assignee history
1985–2006Based in Hirakata, JP· patent location history
2001–2003Patents assigned to KOMATSU MFG CO LTD (5)· patent assignee history
2001–2006Patents assigned to MUROTO TEKKOSHO KK (2)· patent assignee history
2001Based in Tokyo, JP· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| KOMATSU MFG CO LTD | 5 | 2001–2003 |
| MUROTO TEKKOSHO KK | 2 | 2001–2006 |
| MASUMOTO NOBUYOSHIself | 1 | 1985 |
| SUI AKIRA | 1 | 1985 |
| YOKOSHIMA NAOHIKO | 1 | 1985 |
Locations
| Location | Patents | Span |
|---|---|---|
| Hirakata, JP | 6 | 1985–2006 |
| Tokyo, JP | 1 | 2001 |