How many patents does
Hitachi Powdered Metals Company have?
patents
552
families
202
granted
186
applications
366
JP
190
US
96
CN
90
EP
49
KR
27
WO
17
GB
11
RoW
72
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The report contains ten-year analysis with the following sections
- patent filing analysis
- worldwide filing analysis
- patent family analysis
- application analysis
- granted analysis
- classification analysis
- citation analysis
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Hitachi Powdered Metals Company
Top ten assignees appearing on patents
2009 - 2018
Hitachi Powdered Metals Company
The top ten patent families are
|
Title of patent family (most common patent title) |
Family members |
Filing year |
|---|---|---|
| glass composition, electrically conductive paste composition comprising same, electrode … 🛈 | 14 | 2009 |
| iron-based sintered sliding member and production method therefor | 14 | 2011 |
| sintered valve guide and production method therefor | 12 | 2009 |
| sliding bearing assembly | 11 | 2012 |
| soft magnetic powdered core and method for producing same | 10 | 2009 |
| low softening point glass composition, bonding material using same and electronic parts | 10 | 2009 |
| processing device provided with collet chuck | 9 | 2012 |
| electroconductive material and positive electrode material for lithium ion secondary bat… 🛈 | 9 | 2009 |
| processing system and method for processing short, rod-shaped workpieces using processin… 🛈 | 9 | 2012 |
| electronic component, conductive paste, and method for manufacturing an electronic compo… 🛈 | 9 | 2010 |