| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Japan | 16 |
| # | Industry | |
|---|---|---|
| #1 | Furniture and games | |
| #2 | Materials and metallurgy | |
| #3 | Machines |
| # | Technology | |
|---|---|---|
| #1 | Physical training equipment | |
| #2 | Unspecified technologies | |
| #3 | Alloys | |
| #4 | Metal tempering | |
| #5 | Pig-iron processing |
| # | Name | Total Patents |
|---|---|---|
| #1 | Chin Seiki | 16 |
| Publication | Filing date | Title |
|---|---|---|
| JP2009066265A | Golf club head | |
| JP2008131970A | Golf club head | |
| JP2008131969A | Golf club head | |
| JP2007325767A | Method of joining golf club head | |
| JP2007289332A | Club head permitting rearward elastic deformation of club face | |
| JP2007111168A | Golf club head | |
| JP2004097670A | Method for manufacturing wood club head | |
| JP2003205054A | Head of golf wood club | |
| JP2002294410A | Head of golf club | |
| JP2002275586A | Alloy steel | |
| JP2002275593A | Head of golf club | |
| JP2002028265A | Head of golf club | |
| JP2001327634A | Welding material for golf club | |
| JPH119738A | Method for coupling shell and ball-striking face plate of head of golf club together |