Inventor

NAGAI MASATAKA

JP21 patents

⚠️ This page may combine multiple inventors who share the name “NAGAI MASATAKA”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

NAGAI MASATAKA

CANON KK

Liquid discharge head

Liquid ejection head

Container for liquid replenishment and liquid replenishment structure

Liquid discharge head and manufacturing method of the same

Film formation method, dry film manufacturing method and liquid ejection head manufacturing method

Process for producing a semiconductor chip

Method of making nozzle chip

Liquid ejection head

Liquid ejection head

Method for manufacturing perforated substrate, method for manufacturing liquid ejection head, and method for detecting flaw

Method for manufacturing liquid ejection head

Method for imparting water repellency to surface of member

Liquid ejection head

Ink jet recording head and method for manufacturing the same

Method of manufacturing liquid ejection head

WATANABE MAKOTO

Liquid ejection head and process for producing the same

Method for manufacturing liquid discharge head

NAGAI MASATAKA

Liquid ejection head, method for evaluation of liquid ejection head, and liquid ejection apparatus having liquid ejection head

Liquid ejection head having a light receiving element and a method of inspecting liquid ejection head

EDAMATSU KEIJI

Manufacturing method of liquid discharge head

IBE SATOSHI

Substrate for ink ejection heads, ink ejection head, method of manufacturing substrate, and method of manufacturing ink ejection head