Kazuaki Akai

Follow

Person

Wakayama, 640-62, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Method for preventing repeated (tsunami, storm surge, and river) di...
- Patent number 12,188,193
- Issue date Jan 7, 2025
- Kazuaki Akai
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Grant
Purifying breakwater
- Patent number 5,228,800
- Issue date Jul 20, 1993
- Kazuaki Akai
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING

Patents Applicationslast 30 patents

Information Patent Application
METHOD FOR PREVENTING REPEATED (TSUNAMI, STORM SURGE, AND RIVER) DI...
- Publication number 20230030676
- Publication date Feb 2, 2023
- KAZUAKI AKAI
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING