# Seiji Saito — Patents explained on PatentBrief

Seiji Saito has 1 landmark patent explained in plain English on PatentBrief.

- [How Canon's Bubble Jet Printers Make Ink Droplets](https://patentbrief.org/patent/us/4723129/inkjet-bubble-jet-printing) — granted 1988
  Canon's 1988 patent on bubble jet printing uses a tiny heater to instantly vaporize ink, creating a bubble that pushes out a droplet of ink from the printer head.

**Full profile:** https://patentbrief.org/inventor/seiji-saito

---

_Source: PatentBrief — https://patentbrief.org. Plain-English explanations of US patents._