How many patents does
Ohbayashi Corporation have?
patents
2,139
families
1,506
granted
593
applications
1,546
JP
2,085
US
13
WO
7
CN
6
EP
5
KR
2
RoW
21
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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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Ohbayashi Corporation
Top ten assignees appearing on patents
2009 - 2018
Ohbayashi Corporation
The top ten patent families are
|
Title of patent family (most common patent title) |
Family members |
Filing year |
|---|---|---|
| half precast slab and method for structuring half precast slab | 16 | 2009 |
| cement composition, method for producing mixed material and method for producing cement … 🛈 | 13 | 2010 |
| seawater-mixed concrete, concrete structure constructed with the same, and design method… 🛈 | 9 | 2010 |
| water-stop agent for water-impervious sheet and method for repairing water-impervious sh… 🛈 | 7 | 2010 |
| producing method of sulfur concrete substance panel, sulfur concrete substance panel and… 🛈 | 5 | 2009 |
| movable breakwater and method of operating movable breakwater | 4 | 2009 |
| vibrator | 4 | 2011 |
| seismic response controlled building and seismic response control method | 3 | 2007 |
| concrete | 3 | 2010 |
| method of forming wrinkle finish coating on a metal substrate | 3 | 2016 |